HMPID/Hdisp.C

   1 #if !defined(__CINT__) || defined(__MAKECINT__)
   2
   3 #include <TSystem.h>
   4 #include <TFile.h>
   5 #include <TVirtualX.h>
   6 #include <TTree.h>
   7 #include <TButton.h>
   8 #include <TCanvas.h>
   9 #include <TCanvasImp.h>
  10 #include <TStyle.h>
  11 #include <TString.h>
  12 #include <TClonesArray.h>
  13 #include <TParticle.h>
  14 #include <TRandom.h>
  15 #include <TLatex.h>
  16 #include <TPDGCode.h>
  17 #include <TLegend.h>
  18 #include <TPolyMarker.h>
  19 #include <TBox.h>
  20 #include <AliESDEvent.h>
  21 #include <AliCDBManager.h>
  22 #include <AliCDBEntry.h>
  23 #include "AliHMPIDHit.h"
  24 #include "AliHMPIDv2.h"
  25 #include "AliHMPIDReconstructor.h"
  26 #include "AliHMPIDRecon.h"
  27 #include "AliHMPIDParam.h"
  28 #include "AliHMPIDCluster.h"
  29 #include "AliTracker.h"
  30 #include "AliStack.h"
  31
  32 #endif
  33
  34 AliHMPIDParam *fParam;
  35 TDatabasePDG *fPdg;
  36
  37 TCanvas *fCanvas=0; Int_t fType=1; Int_t fEvt=-1; Int_t fNevt=0;
  38 TCanvasImp *fCanvasImp;
  39 TFile *fHitFile; TTree *fHitTree; TClonesArray *fHitLst; TPolyMarker *fRenMip[7]; TPolyMarker *fRenCko[7]; TPolyMarker *fRenFee[7];
  40                                   TClonesArray *fSdiLst;
  41 TFile *fDigFile; TTree *fDigTree; TObjArray    *fDigLst; TBox *fRenDig[7][160*144]; TBox *fBox[7][160*144];
  42 TFile *fCluFile; TTree *fCluTree; TObjArray    *fCluLst; TPolyMarker *fRenClu[7];
  43 TFile *fEsdFile; TTree *fEsdTree; AliESDEvent  *fEsd;    TPolyMarker *fRenTxC[7]; TPolyMarker *fRenRin[7];
  44 TFile *fCosFile; TTree *fCosTree;
  45
  46 TButton *fHitMipBok,*fHitCkoBok,*fHitFeeBok,*fDigBok,*fCluBok,*fEsdBok;
  47
  48 TString fStHitMip = "ON";
  49 TString fStHitCko = "ON";
  50 TString fStHitFee = "ON";
  51 TString fStDig    = "ON";
  52 TString fStClu    = "ON";
  53 TString fStEsd    = "ON";
  54
  55 Int_t fTimeArrow = 1;
  56
  57 Int_t fMaxCharge = 200;  //maximum charge to saturate color to red
  58
  59 Int_t fChamN[9]={6,5,-1,4,3,2,-1,1,0};
  60
  61 Int_t fTotPads[7],fTotClus[7];
  62
  63 Int_t qSigmaCut=0;
  64
  65 Int_t trigType=0;
  66
  67 AliRunLoader *gAL=0;
  68 AliLoader *gDL=0; // detector loader (needed to get Digits and Clusters)
  69
  70 Int_t nDigs[7];
  71
  72 enum EObjectType {kHitMip=kOpenTriangleUp,kHitCko=kOpenCircle,kHitFee=kOpenDiamond,kCluster=kStar,kTrack=kPlus,kRing=kFullDotSmall};
  73   //  kOpenTriangleUp  Hit Mip
  74   //  kOpenCircle      Hit Ckov
  75   //  kOpenDiamond     Hit Feedback
  76   //  kStar            Cluster
  77   //  kPlus            Track
  78   //  kFullDotSmall    Ring
  79
  80 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
  81 void CreateContainers()
  82 {//to create all containers
  83   fHitLst=new TClonesArray("AliHMPIDHit");
  84   fSdiLst=new TClonesArray("AliHMPIDDigit");
  85   fDigLst=new TObjArray(7); for(Int_t i=0;i<7;i++) fDigLst->AddAt(new TClonesArray("AliHMPIDDigit"),i);       fDigLst->SetOwner(kTRUE);
  86   fCluLst=new TObjArray(7); for(Int_t i=0;i<7;i++) fCluLst->AddAt(new TClonesArray("AliHMPIDCluster"),i);     fCluLst->SetOwner(kTRUE);
  87   fEsd   =new AliESDEvent;
  88 }
  89 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
  90 void CreateRenders()
  91 {
  92   for(Int_t ch=0;ch<7;ch++){
  93     fRenMip[ch]=new TPolyMarker; fRenMip[ch]->SetMarkerStyle(kOpenTriangleUp);fRenMip[ch]->SetMarkerColor(kBlack)  ;
  94     fRenCko[ch]=new TPolyMarker; fRenCko[ch]->SetMarkerStyle(kOpenCircle);    fRenCko[ch]->SetMarkerColor(kBlack)  ;
  95     fRenFee[ch]=new TPolyMarker; fRenFee[ch]->SetMarkerStyle(kOpenDiamond);   fRenFee[ch]->SetMarkerColor(kBlack)  ;
  96     fRenClu[ch]=new TPolyMarker; fRenClu[ch]->SetMarkerStyle(kStar);          fRenClu[ch]->SetMarkerColor(kMagenta);
  97     fRenTxC[ch]=new TPolyMarker; fRenTxC[ch]->SetMarkerStyle(kPlus);          fRenTxC[ch]->SetMarkerColor(kRed)    ;
  98                                  fRenTxC[ch]->SetMarkerSize(3);
  99     fRenRin[ch]=new TPolyMarker; fRenRin[ch]->SetMarkerStyle(kFullDotSmall);  fRenRin[ch]->SetMarkerColor(kMagenta);
 100
 101     for(Int_t iDig=0;iDig<160*144;iDig++) {
 102       fRenDig[ch][iDig] = new TBox;
 103       fRenDig[ch][iDig]->SetFillStyle(1);
 104       fBox[ch][iDig] = new TBox;
 105       fBox[ch][iDig]->SetFillStyle(0);
 106     }
 107   }
 108 }//CreateRenders()
 109 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 110 void ClearRenders()
 111 {
 112   for(Int_t ch=0;ch<7;ch++){
 113     fRenTxC[ch]->SetPolyMarker(0);
 114     fRenRin[ch]->SetPolyMarker(0);
 115     fRenMip[ch]->SetPolyMarker(0);
 116     fRenCko[ch]->SetPolyMarker(0);
 117     fRenFee[ch]->SetPolyMarker(0);
 118     nDigs[ch] = 0;
 119     fRenClu[ch]->SetPolyMarker(0);
 120   }
 121 }//ClearRenders()
 122 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 123 void PrintHits()
 124 {
 125 //Prints a list of HMPID hits for a given event. Default is event number 0.
 126   if(!fHitTree) return;
 127   Printf("List of HMPID hits for event %i",fEvt);
 128   Int_t iTot=0;
 129   for(Int_t iEnt=0;iEnt<fHitTree->GetEntries();iEnt++){//entries loop
 130     fHitTree->GetEntry(iEnt);
 131     fHitLst->Print();
 132     iTot+=fHitLst->GetEntries();
 133   }
 134   Printf("totally %i hits for event %i",iTot,fEvt);
 135 }//PrintHits();
 136 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 137 void PrintSdis()
 138 {//prints a list of HMPID sdigits  for a given event
 139   Printf("List of HMPID sdigits for event %i",fEvt);
 140   fSdiLst->Print();
 141   Printf("totally %i sdigits for event %i",fSdiLst->GetEntries(),fEvt);
 142 }//PrintSdis()
 143 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 144 void PrintDigs()
 145 {//prints a list of HMPID digits
 146   Printf("List of HMPID digits for event %i",fEvt);
 147 //  fDigLst->Print();
 148
 149   Int_t iTot=0;
 150   for(Int_t iCh=0;iCh<7;iCh++) {
 151     iTot+=((TClonesArray*)fDigLst->At(iCh))->GetEntries();
 152
 153     TClonesArray *pDigCham=(TClonesArray*)fDigLst->At(iCh);         //get digs list for this chamber
 154     for(Int_t iDig=0;iDig<pDigCham->GetEntries();iDig++){            //digs loop
 155       AliHMPIDDigit *pDig = (AliHMPIDDigit*)pDigCham->At(iDig);
 156       pDig->Print();
 157     }//Digit loop
 158   }//chamber loop
 159
 160   Printf("totally %i digits for event %i",iTot,fEvt);
 161 }
 162 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 163 void PrintClus()
 164 {//prints a list of HMPID clusters  for a given event
 165   Printf("List of HMPID clusters for event %i",fEvt);
 166
 167 //  fCluLst->Print();
 168
 169   Int_t iTot=0; for(Int_t iCh=0;iCh<7;iCh++) {
 170     iTot+=((TClonesArray*)fCluLst->At(iCh))->GetEntries();
 171     TClonesArray *pClusCham=(TClonesArray*)fCluLst->At(iCh);         //get clusters list for this chamber
 172     for(Int_t iClu=0;iClu<pClusCham->GetEntries();iClu++){           //clusters loop
 173       AliHMPIDCluster *pClu = (AliHMPIDCluster*)pClusCham->At(iClu); //get current cluster
 174       pClu->Print();
 175     }
 176   }
 177
 178   Printf("totally %i clusters for event %i",iTot,fEvt);
 179 }
 180 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 181 void PrintEsd()
 182 {//prints a list of HMPID Esd  for a given event
 183   Printf("List of HMPID ESD summary for event %i",fEvt);
 184   for(Int_t iTrk=0;iTrk<fEsd->GetNumberOfTracks();iTrk++){
 185     AliESDtrack *pTrk = fEsd->GetTrack(iTrk);
 186
 187     Double_t xout[3],pout[3];
 188
 189     pTrk->GetOuterPxPyPz(pout);
 190     Double_t pMomOut = TMath::Sqrt(pout[0]*pout[0]+pout[1]*pout[1]+pout[2]*pout[2]);
 191
 192     Float_t x,y;Int_t q,nacc;   pTrk->GetHMPIDmip(x,y,q,nacc);
 193     Float_t xra,yra,th,ph; pTrk->GetHMPIDtrk(xra,yra,th,ph);
 194 //    Printf("xra %f yra %f th %f phi %f",xra,yra,th,ph);
 195     Int_t ch,idx,size;
 196     Int_t word = pTrk->GetHMPIDcluIdx();
 197     ch = word/1000000;
 198     word = word%1000000;
 199     size = word/1000;
 200     idx = word%1000;
 201     Double_t rout[3]; pTrk->GetOuterXYZ(rout);
 202     vol = gGeoManager->FindNode(rout[0],rout[1],rout[2]);
 203     Printf("Trk %02i Ch.%2i (%5.2f,%5.2f) pOut %7.2f ThCer %7.3f phots %3i QMip %4i size %2i (idx %3i) in vol. %s",iTrk,ch,
 204         xra,yra,pMomOut,pTrk->GetHMPIDsignal(),nacc,q,size,idx,vol->GetName());
 205   }
 206 }//PrintEsd()
 207 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 208 void DrawChamber(Int_t iCh)
 209 {//used by Draw() to Draw() chamber structure
 210   gPad->Range(-10,-10,AliHMPIDParam::SizeAllX()+5,AliHMPIDParam::SizeAllY()+5);
 211   if(iCh>=0){TLatex txt; txt.SetTextSize(0.06); txt.DrawLatex(55,-9,Form("RICH %i",iCh));}
 212
 213   for(Int_t iPc=AliHMPIDParam::kMinPc;iPc<=AliHMPIDParam::kMaxPc;iPc++){
 214     TBox *pBox=new TBox(AliHMPIDParam::MinPcX(iPc),AliHMPIDParam::MinPcY(iPc),
 215                         AliHMPIDParam::MaxPcX(iPc),AliHMPIDParam::MaxPcY(iPc));
 216     pBox->SetFillStyle(0);  pBox->Draw();
 217   }//PC loop
 218 }//DrawChamber()
 219 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 220 void DrawLegend()
 221 {//used by Draw() to draw legend
 222   Int_t nTxC=0,nMip=0,nCko=0,nFee=0,nDig=0,nClu=0;
 223   for(Int_t ch=0;ch<7;ch++){
 224     nTxC+=fRenTxC[ch]->Size();
 225     nMip+=fRenMip[ch]->Size();
 226     nCko+=fRenCko[ch]->Size();
 227     nFee+=fRenFee[ch]->Size();
 228     nClu+=fRenClu[ch]->Size();
 229     nDig+=nDigs[ch];
 230   }
 231   TLegend *pLeg=new TLegend(0.15,0.3,0.85,0.98);
 232   pLeg->SetHeader(Form("Event %i Total %i",fEvt,fNevt));
 233   pLeg->AddEntry(fRenTxC[0],   Form("TRKxPC %i"  ,nTxC),"p");
 234   pLeg->AddEntry(fRenMip[0],   Form("Mip hits %i"  ,nMip),"p");
 235   pLeg->AddEntry(fRenCko[0],   Form("Ckov hits %i"  ,nCko),"p");
 236   pLeg->AddEntry(fRenFee[0],   Form("Feed hits %i"  ,nFee),"p");
 237   pLeg->AddEntry(fRenDig[0][0],Form("Digs %i"  ,nDig),"p");
 238   pLeg->AddEntry(fRenClu[0],   Form("Clus %i"  ,nClu),"p");
 239   pLeg->Draw();
 240
 241 /*  TLegend *pLeg2 = new TLegend(0.4,0.087,0.8,0.97);
 242   pLeg2->SetHeader("");
 243   pLeg2->AddEntry(fRenMip[0],Form("Mip hits %i"   ,nMip),"p");
 244   pLeg2->Draw();*/
 245
 246  TBox *pBox = new TBox(0.012,0.01,0.97,0.28);
 247  pBox->Draw("l");
 248
 249  TText *pText = new TText(0.35,0.21, "ddl = (0....13)");
 250  pText->SetTextSize(0.06);
 251  pText->Draw();
 252
 253  TText *pText2 = new TText(0.09,0.15,"RICH n ---> ddl 2n (left) & 2n+1 (right)");
 254  pText2->SetTextSize(0.06);
 255  pText2->Draw();
 256
 257  TText *pText3 = new TText(0.1,0.09, "phcat (0,2,4) left,   phcat (1,3,5) right");
 258  pText3->SetTextSize(0.06);
 259  pText3->Draw();
 260
 261  TText *pText4 = new TText(0.35,0.03, Form("sigma cut = %i",qSigmaCut));
 262  pText4->SetTextSize(0.06);
 263  pText4->Draw();
 264
 265 }//DrawLegend()
 266 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 267 void Draw()
 268 {//draws all the objects of current event in given canvas
 269   Int_t iPadN[7]={9,8,6,5,4,2,1};
 270   Int_t sampleCol = fMaxCharge/gStyle->GetNumberOfColors();
 271   for(Int_t iCh=0;iCh<7;iCh++){//chambers loop
 272     fCanvas->cd(iPadN[iCh]);
 273     gPad->SetEditable(kTRUE); gPad->Clear(); DrawChamber(iCh);
 274
 275     if(fDigFile){
 276       if(fStDig   =="ON") {
 277         for(Int_t iDig=0;iDig<nDigs[iCh];iDig++) {
 278           Int_t charge = fRenDig[iCh][iDig]->GetUniqueID();
 279           Int_t color = charge/sampleCol;if(color>=gStyle->GetNumberOfColors()) color = gStyle->GetNumberOfColors()-1;
 280           fRenDig[iCh][iDig]->SetFillColor(gStyle->GetColorPalette(color));
 281           fRenDig[iCh][iDig]->Draw();
 282           fBox[iCh][iDig]->Draw();
 283         }
 284       }
 285     }
 286
 287     if(fEsdFile){if(fStEsd   =="ON") fRenTxC[iCh]->Draw();}
 288
 289     if(fHitFile){
 290       if(fStHitMip=="ON") fRenMip[iCh]->Draw();
 291       if(fStHitFee=="ON") fRenFee[iCh]->Draw();
 292       if(fStHitCko=="ON") fRenCko[iCh]->Draw();
 293     }
 294
 295     if(fEsdFile){if(fStEsd   =="ON") fRenRin[iCh]->Draw();}
 296     if(fCluFile){if(fStClu   =="ON") fRenClu[iCh]->Draw();}
 297     gPad->SetEditable(kFALSE);
 298   }//chambers loop
 299
 300   fCanvas->cd(3);  gPad->Clear(); DrawLegend();
 301
 302   fCanvas->cd(7);
 303
 304   if(fHitFile){
 305     fHitMipBok->SetTitle(Form("Mips  %s",fStHitMip.Data())); fHitMipBok->Modified();
 306     fHitCkoBok->SetTitle(Form("Ckov  %s",fStHitCko.Data())); fHitCkoBok->Modified();
 307     fHitFeeBok->SetTitle(Form("Fdbk  %s",fStHitFee.Data())); fHitFeeBok->Modified();
 308   }
 309   if(fDigFile){fDigBok->SetTitle(fStDig); fDigBok->Modified();}
 310   if(fCluFile){fCluBok->SetTitle(fStClu); fCluBok->Modified();}
 311   if(fEsdFile){fEsdBok->SetTitle(fStEsd); fEsdBok->Modified();}
 312
 313 }//Draw()
 314 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 315 void RenderHit(TClonesArray *pHitLst)
 316 {//used by ReadEvent() to render hits to polymarker structures, one per chamber
 317   for(Int_t iHit=0;iHit<pHitLst->GetEntries();iHit++){       //hits loop
 318     AliHMPIDHit *pHit = (AliHMPIDHit*)pHitLst->At(iHit); Int_t ch=pHit->Ch(); Float_t x=pHit->LorsX(); Float_t y=pHit->LorsY();    //get current hit
 319     switch(pHit->Pid()){
 320       case 50000050: fRenCko[ch]->SetNextPoint(x,y);break;
 321       case 50000051: fRenFee[ch]->SetNextPoint(x,y);break;
 322       default:       fRenMip[ch]->SetNextPoint(x,y);break;
 323     }//switch hit PID
 324 //    Printf("----------ihit %i ch %i chhit %i MIP %i CKO %i FEE %i",iHit,ch,pHit->Pid());
 325   }//hits loop for this entry
 326 }//RenderHits()
 327 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 328 void RenderDig(TObjArray *pDigLst)
 329 {//used by ReadEvent() to render digs to Tbox structures, one per chamber
 330
 331   for(Int_t iCh=0;iCh<=6;iCh++){                                    //chambers loop
 332     TClonesArray *pDigCham=(TClonesArray*)pDigLst->At(iCh);         //get digs list for this chamber
 333     nDigs[iCh] = 0;
 334     fTotPads[iCh] = pDigCham->GetEntries();
 335     Int_t iDigEff=0;
 336     for(Int_t iDig=0;iDig<pDigCham->GetEntries();iDig++){            //digs loop
 337       AliHMPIDDigit *pDig = (AliHMPIDDigit*)pDigCham->At(iDig); Float_t x=pDig->LorsX(); Float_t y=pDig->LorsY();    //get current hit
 338       if((Int_t)pDig->Q()<=qSigmaCut) continue;
 339       fRenDig[iCh][iDigEff]->SetX1(x-0.5*AliHMPIDParam::SizePadX());
 340       fRenDig[iCh][iDigEff]->SetX2(x+0.5*AliHMPIDParam::SizePadX());
 341       fRenDig[iCh][iDigEff]->SetY1(y-0.5*AliHMPIDParam::SizePadY());
 342       fRenDig[iCh][iDigEff]->SetY2(y+0.5*AliHMPIDParam::SizePadY());
 343       fRenDig[iCh][iDigEff]->SetUniqueID((Int_t)pDig->Q());
 344       fBox[iCh][iDigEff]->SetX1(x-0.5*AliHMPIDParam::SizePadX());
 345       fBox[iCh][iDigEff]->SetX2(x+0.5*AliHMPIDParam::SizePadX());
 346       fBox[iCh][iDigEff]->SetY1(y-0.5*AliHMPIDParam::SizePadY());
 347       fBox[iCh][iDigEff]->SetY2(y+0.5*AliHMPIDParam::SizePadY());
 348       iDigEff++;
 349       nDigs[iCh]++;
 350     }//Digit loop
 351   }//hits loop for this entry
 352 }//RenderHits()
 353 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 354 void RenderClu(TObjArray *pClus)
 355 {//used by ReadEvent() to render clusters to polymarker structures, one per chamber
 356   for(Int_t iCh=0;iCh<=6;iCh++){                                     //chambers loop
 357     TClonesArray *pClusCham=(TClonesArray*)pClus->At(iCh);           //get clusters list for this chamber
 358     fTotClus[iCh] = pClusCham->GetEntries();
 359     for(Int_t iClu=0;iClu<pClusCham->GetEntries();iClu++){           //clusters loop
 360       AliHMPIDCluster *pClu = (AliHMPIDCluster*)pClusCham->At(iClu); //get current cluster
 361       fRenClu[iCh]->SetNextPoint(pClu->X(),pClu->Y());
 362 //      Printf("RenderClu: ch %i x %f y %f",iCh,pClu->X(),pClu->Y());
 363     }//cluster loop
 364   }//chamber loop for this entry
 365 }//RenderClus()
 366 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 367 void RenderEsd(AliESDEvent *pEsd)
 368 {//used by ReadEvent() to render ESD to polymarker structures for rings and intersections one per chamber
 369   AliHMPIDRecon rec;
 370   for(Int_t iTrk=0;iTrk<pEsd->GetNumberOfTracks();iTrk++){//tracks loop to collect cerenkov rings and intersection points
 371     AliESDtrack *pTrk=pEsd->GetTrack(iTrk);    Int_t ch=pTrk->GetHMPIDcluIdx(); //get track and chamber intersected by it
 372     ch/=1000000;
 373     Float_t xPc,yPc,xRa,yRa,thRa,phRa;
 374     pTrk->GetHMPIDtrk(xPc,yPc,thRa,phRa);;
 375
 376     xRa = xPc - (fParam->RadThick()+fParam->WinThick()+fParam->GapThick())*TMath::Cos(phRa)*TMath::Tan(thRa); //just linear extrapolation back to RAD
 377     yRa = yPc - (fParam->RadThick()+fParam->WinThick()+fParam->GapThick())*TMath::Sin(phRa)*TMath::Tan(thRa);
 378
 379     if(ch<AliHMPIDParam::AliHMPIDParam::kMinCh||ch>AliHMPIDParam::kMaxCh) continue;//this track does not intersect any chamber
 380     Int_t npTrk = fRenTxC[ch]->SetNextPoint(xRa,yRa);                           //add this intersection point
 381     Float_t ckov=pTrk->GetHMPIDsignal();                                        //get ckov angle stored for this track
 382     if(ckov>0){
 383       rec.SetTrack(xRa,yRa,thRa,phRa);
 384       fRenRin[ch]->SetUniqueID(npTrk);
 385       for(Int_t j=0;j<500;j++){
 386         TVector2 pos; pos=rec.TracePhot(ckov,j*6.28/500.);
 387        if(!AliHMPIDParam::IsInDead(pos.X(),pos.Y())) fRenRin[ch]->SetNextPoint(pos.X(),pos.Y());
 388       }
 389     }//if ckov is valid
 390   }//tracks loop
 391 }//RenEsd()
 392 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 393 TString Stack(Int_t evt,Int_t tid)
 394 {
 395 // Prints some useful info from stack
 396 // Arguments: evt - event number. if not -1 print info only for that event
 397 //            tid - track id. if not -1 then print it and all it's mothers if any
 398 //   Returns: mother tid of the given tid if any
 399   if(gAL->LoadHeader()) return -1;
 400   if(gAL->LoadKinematics()) return -1;
 401
 402   gAL->GetEvent(evt);
 403   AliStack *pStack=gAL->Stack();
 404   TParticle *pTrack=pStack->Particle(tid);
 405 //  Int_t mtid=pTrack->GetFirstMother();
 406   TString str;
 407   str.Append(Form("with P = %7.4f (%7.4f,%7.4f,%7.4f) GeV/c ",pTrack->P(),pTrack->Px(),pTrack->Py(),pTrack->Pz()));
 408   gAL->UnloadHeader();  gAL->UnloadKinematics();
 409   return str;
 410 }
 411 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 412 void DispTB(TString t0,TString t1,TString t2,TString t3)
 413 {
 414   fCanvasImp->SetStatusText(t0,0);
 415   fCanvasImp->SetStatusText(t1,1);
 416   fCanvasImp->SetStatusText(t2,2);
 417   fCanvasImp->SetStatusText(t3,3);
 418 }
 419 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 420 Bool_t FindPos(TVector3 xyz,Int_t &cham,Int_t &sect,Int_t &gap,Int_t &padX,Int_t &padY)
 421 {
 422 // It finds the chamber parameters for a given point
 423 // Arguments:  xyz  coordinates of a given point in MARS
 424 //   Returns:  cham   chamber ID ( 0-6 )
 425 //             sect   sector  ID ( 0-5 )
 426 //             padX   X (integer) of the pad in X in the given sector (1-80)
 427 //             padY   Y (integer) of the pad in Y in the given sector (1-48)
 428   cham = -1;
 429   TGeoNode *node = gGeoManager->FindNode(xyz.X(),xyz.Y(),xyz.Z());
 430   if(!node) return kFALSE;
 431   TGeoVolume *vol = node->GetVolume();
 432   if(!vol) return kFALSE;
 433   TGeoManager *geo = vol->GetGeoManager();
 434   if(!geo) return kFALSE;
 435   Int_t i=0;
 436   while(geo->GetMother(i)) {
 437     TString s = geo->GetMother(i)->GetName();
 438 //    if(s.Contains("Hcel_")) padX=(Int_t)(s.Remove(0,5)).Atof();
 439 //    if(s.Contains("Hrow_")) padY=(Int_t)(s.Remove(0,5)).Atof();
 440 //    if(s.Contains("Hsec_")) sect=(Int_t)(s.Remove(0,5)).Atof();
 441 //    if(s.Contains("Hmp_"))  cham=(Int_t)(s.Remove(0,4)).Atof();
 442     if(s.Contains("Hcel_")) padX=geo->GetMother(i)->GetNumber();
 443     if(s.Contains("Hrow_")) padY=geo->GetMother(i)->GetNumber();
 444     if(s.Contains("Hsec_")) sect=geo->GetMother(i)->GetNumber();
 445     if(s.Contains("Hmp_"))  cham=geo->GetMother(i)->GetNumber();
 446     i++;
 447   }
 448   return (cham==-1) ? kFALSE : kTRUE;
 449 }
 450 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 451 void DisplayInfo(Int_t evt,Int_t px, Int_t py)
 452 {
 453   if(!gPad) return;
 454   TVirtualPad *pPad=gPad->GetSelectedPad();
 455   Int_t padN = pPad->GetNumber()-1;
 456   if(padN<0 || padN>8) return;
 457   Int_t ch,pc,padX,padY;
 458   ch = fChamN[padN];
 459   if(ch<0) return;
 460   TString text0,text1,text2,text3;
 461
 462   Float_t x=pPad->AbsPixeltoX(px); Float_t y=pPad->AbsPixeltoY(py);
 463   fParam->Lors2Pad(x,y,pc,padX,padY);
 464   TVector3 xyz=fParam->Lors2Mars(ch,x,y);
 465
 466   if(padX>=0&&padY>=0) {
 467     text0.Append(Form("Pad(%i,%i)-LORS(%6.2f,%6.2f)-MARS(%7.2f,%7.2f,%7.2f) A(%6.2f,%6.2f)",padX,padY,x,y,xyz.X(),xyz.Y(),xyz.Z(),
 468                                                                                                  xyz.Theta()*TMath::RadToDeg(),xyz.Phi()*TMath::RadToDeg()));
 469     text1.Append(Form("Module %i Sector %i",ch,pc));
 470     text2="";
 471     text3.Append(Form("Pads = %i - Clusters = %i - Occupancy %5.2f%%",fTotPads[ch],fTotClus[ch],100.*fTotPads[ch]/(144.*160.)));
 472   }
 473
 474   TObject *obj = fCanvas->GetSelected();
 475   TString name = obj->GetName();
 476
 477 // Find object DIGIT
 478
 479   if(name=="") {DispTB(text0,text1,text2,text3);return;} // TLatex not interesting
 480
 481   if(name.Contains("TBox")) {
 482     TBox *box = (TBox*)obj;
 483     if(box->GetUniqueID()==0) return; // just black frame hit!
 484     text2.Append(Form("charge = %i ADC",box->GetUniqueID()));
 485     DispTB(text0,text1,text2,text3);
 486     return;
 487   }
 488 //
 489 // Find object HITs CLUSTER TRACK and RING (based on TPolyMarker and symbol)
 490 //
 491   TPolyMarker *b = (TPolyMarker*)obj;
 492
 493   const Int_t big = 9999;
 494
 495   // check if point is near one of the points
 496   Int_t distance = big;
 497   Int_t index=0;
 498
 499   Double_t *xPol = b->GetX();
 500   Double_t *yPol = b->GetY();
 501
 502   for(Int_t i=0;i<b->Size();i++) {
 503     Int_t pxp = pPad->XtoAbsPixel(pPad->XtoPad(xPol[i]));
 504     Int_t pyp = pPad->YtoAbsPixel(pPad->YtoPad(yPol[i]));
 505     Int_t d   = TMath::Abs(pxp-px) + TMath::Abs(pyp-py);
 506     if (d < distance) {distance = d; index=i;}
 507   }
 508
 509   Int_t symbol = b->GetMarkerStyle();
 510
 511   //  kOpenTriangleUp  Hit Mip
 512   //  kOpenCircle      Hit Ckov
 513   //  kOpenDiamond     Hit Feedback
 514   //  kStar            Cluster
 515   //  kPlus            Track
 516   //  kFullDotSmall    Ring
 517
 518   // Case Hit Mip of Hit Ckov or Hit Feedback
 519   if(symbol==kHitMip || symbol==kHitCko || symbol==kHitFee) {
 520     if(evt!=kButton1Down) return;
 521     TString nameHit;
 522     Int_t iCko[7]={0,0,0,0,0,0,0};
 523     Int_t iFee[7]={0,0,0,0,0,0,0};
 524     Int_t iMip[7]={0,0,0,0,0,0,0};
 525     Int_t iHit;
 526     Int_t chHit;
 527     Int_t indHit=0;
 528
 529     Int_t indTrk = b->GetUniqueID(); // track index
 530     for(Int_t iEnt=0;iEnt<fHitTree->GetEntries();iEnt++){//entries loop
 531       fHitTree->GetEntry(iEnt);
 532       for(iHit=0;iHit<fHitLst->GetEntries();iHit++) {       //hits loop
 533         AliHMPIDHit *pHit = (AliHMPIDHit*)fHitLst->At(iHit);
 534         chHit = pHit->Ch();
 535         Int_t pid = pHit->Pid();
 536         if(pid==50000050) iCko[chHit]++;
 537         else if(pid==50000051) iFee[chHit]++;
 538         else iMip[chHit]++;
 539
 540         if(symbol==kHitMip && ch==chHit && index==iMip[chHit]-1) {indTrk=iEnt;indHit = iHit;break;}
 541         if(symbol==kHitCko && ch==chHit && index==iCko[chHit]-1) {indTrk=iEnt;indHit = iHit;break;}
 542         if(symbol==kHitFee && ch==chHit && index==iFee[chHit]-1) {indTrk=iEnt;indHit = iHit;break;}
 543       }
 544     }
 545     fHitTree->GetEntry(indTrk);
 546     AliHMPIDHit *pHit = (AliHMPIDHit*)fHitLst->At(indHit);
 547
 548     Int_t tid = pHit->Tid();
 549
 550     TString str = Stack(fEvt,tid);
 551
 552     Float_t x=pHit->LorsX();
 553     Float_t y=pHit->LorsY();
 554     Float_t charge = pHit->Q();
 555
 556     TVector3 v = fParam->Lors2Mars(pHit->Ch(),pHit->LorsX(),pHit->LorsY());
 557     Int_t cham,sect,gap,padX,padY;
 558     FindPos(v,cham,sect,gap,padX,padY);
 559
 560     if(pHit->Pid()==50000050) {nameHit = " Cherenkov Photon ";}
 561     else if(pHit->Pid()==50000051) {nameHit = " Feedback Photon ";}
 562     else if(fPdg->GetParticle(pHit->Pid())) nameHit = fPdg->GetParticle(pHit->Pid())->GetName();
 563     nameHit.Append(Form(" (tid %i)",tid));
 564     text0="";text0.Append(Form("Hit(%5.2f,%6.2f) LORS - Pad Volume(%i,%i) - hit %i/%i",x,y,padX,padY,indHit+1,fHitLst->GetEntries()));
 565     text2="";text2.Append(Form("Q = %7.2f ADC",charge));
 566     text3="";text3="Particle: "+ nameHit +" "+ str;
 567   } // Hit
 568   else if (symbol==kCluster) {
 569     TClonesArray *pClusCham=(TClonesArray*)fCluLst->At(ch);         //get clusters list for this chamber
 570     AliHMPIDCluster *pClu = (AliHMPIDCluster*)pClusCham->At(index); //get current cluster
 571     text0="";text0.Append(Form("CLUSTER: x %6.2f y %6.2f",pClu->X(),pClu->Y()));
 572     text2="";text2.Append(Form("charge = %i ADC",(Int_t)pClu->Q()));
 573     }
 574   else if (symbol==kTrack || symbol==kRing) {
 575     if(symbol==kRing) index = b->GetUniqueID();
 576     AliESDtrack *pTrk=fEsd->GetTrack(index);
 577     Float_t xPc,yPc,thRa,phRa,xRa,yRa;
 578     Int_t ch = AliHMPIDTracker::IntTrkCha(pTrk,xPc,yPc,xRa,yRa,thRa,phRa);
 579     text0="";text0.Append(Form("TRACK n.%d: x %6.2f y %6.2f at PC plane in chamber %i",index,xPc,yPc,ch));
 580     text2="";text2.Append(Form("p = %7.2f GeV/c",pTrk->GetP()));
 581     Float_t ckov=pTrk->GetHMPIDsignal();
 582     Double_t prob[5];
 583     pTrk->GetHMPIDpid(prob);
 584     if(ckov>0){
 585       Float_t x,y;Int_t q,nacc;   pTrk->GetHMPIDmip(x,y,q,nacc);
 586       text3="";text3.Append(Form("Theta Cherenkov %5.3f with %i photons |  e %5.1f%% | u %5.1f%% | pi %5.1f%% | K %5.1f%% | p %5.1f%%",
 587           pTrk->GetHMPIDsignal(),nacc,prob[0]*100,prob[1]*100,prob[2]*100,prob[3]*100,prob[4]*100));
 588     }
 589   }
 590 //Update toolbar status
 591
 592   DispTB(text0,text1,text2,text3);
 593 }
 594 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 595 void CloseInfo()
 596 {
 597 }
 598 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 599 void DoZoom(Int_t evt, Int_t px, Int_t py, TObject *)
 600 {
 601 //  Printf(" px %i py%i event %i",px,py,evt);
 602
 603   if(evt== 1) evt = 5;  //for laptop with touchpad: zoom in with left button
 604   if(evt== 2) evt = 6;  //for laptop with touchpad: zoom out with both buttons
 605
 606   if(evt==kMouseMotion||evt==kButton1Down) DisplayInfo(evt,px,py);
 607 //  if(evt==11)  CloseInfo();
 608   if(evt!=5 && evt!=6) return; //5- zoom in 6-zoom out
 609   const Int_t minZoom=64;
 610   const Int_t maxZoom=2;
 611   static Int_t zoom[7]={64,64,64,64,64,64,64}; //zoom level
 612
 613  // if(!obj->IsA()->InheritsFrom("TPad")) return;  //current object is not pad
 614   TVirtualPad *pPad=gPad->GetSelectedPad();
 615   Int_t padN = pPad->GetNumber()-1;
 616   if(padN<0 || padN>8) return;
 617
 618   Int_t iCh = fChamN[padN];
 619   if(iCh < 0) return;
 620
 621   if(evt==5&&zoom[iCh]==maxZoom) return;
 622   if(evt==6&&zoom[iCh]==minZoom) return;
 623
 624   Float_t x=pPad->AbsPixeltoX(px); Float_t y=pPad->AbsPixeltoY(py);
 625
 626   if(evt==5){ zoom[iCh]=zoom[iCh]/2;     pPad->Range(x-zoom[iCh]*2,y-zoom[iCh]*2,x+zoom[iCh]*2,y+zoom[iCh]*2);} //zoom in
 627   if(evt==6){ zoom[iCh]=zoom[iCh]*2;     pPad->Range(x-zoom[iCh]*2,y-zoom[iCh]*2,x+zoom[iCh]*2,y+zoom[iCh]*2);} //zoom out
 628   if(zoom[iCh]==minZoom) pPad->Range(-10,-10,AliHMPIDParam::SizeAllX()+5,AliHMPIDParam::SizeAllY()+5);
 629   ((TCanvas *)gTQSender)->SetTitle(Form("zoom x%i",minZoom/zoom[iCh]));
 630   pPad->Modified();
 631   pPad->Update();
 632 }
 633 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 634 void CheckStatus()
 635 {
 636   if(fHitFile){
 637     if(fStHitMip=="OFF") {fHitMipBok->SetFillColor(kRed);} else {fHitMipBok->SetFillColor(18);}
 638     if(fStHitCko=="OFF") {fHitCkoBok->SetFillColor(kRed);} else {fHitCkoBok->SetFillColor(18);}
 639     if(fStHitFee=="OFF") {fHitFeeBok->SetFillColor(kRed);} else {fHitFeeBok->SetFillColor(18);}
 640   }
 641   if(fDigFile){if(fStDig   =="OFF") {fDigBok->SetFillColor(kRed);} else {fDigBok->SetFillColor(18);}}
 642   if(fCluFile){if(fStClu   =="OFF") {fCluBok->SetFillColor(kRed);} else {fCluBok->SetFillColor(18);}}
 643   if(fEsdFile){if(fStEsd   =="OFF") {fEsdBok->SetFillColor(kRed);} else {fEsdBok->SetFillColor(18);}}
 644 }
 645 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 646 void GetEvent()
 647 {
 648   ClearRenders();
 649
 650   ReadEvent();
 651
 652   while(!Trigger()) {
 653   Printf(" trigger %i for event %i",Trigger(),fEvt);
 654     fEvt+=fTimeArrow;
 655     ClearRenders();
 656     ReadEvent();
 657   }
 658
 659   CheckStatus();
 660   Draw();
 661 }
 662 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 663 void NextEvent()
 664 {
 665   fTimeArrow = 1;
 666   fEvt+=fTimeArrow;
 667   GetEvent();
 668 }
 669 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 670 void PrevEvent()
 671 {
 672   fTimeArrow = -1;
 673   fEvt+=fTimeArrow;
 674   GetEvent();
 675 }
 676 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 677 void End()
 678 {
 679   gSystem->Exit(0);
 680 }
 681 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 682 void Hdisp()
 683 {//display events from files if any in current directory or simulated events
 684
 685   fParam=AliHMPIDParam::Instance();                          // first invocation of AliHMPIDParam to initialize geometry...
 686   fPdg = TDatabasePDG::Instance();                           // first invocation of TDatabasePDG to retrieve particle infos...
 687
 688   CreateContainers();
 689   CreateRenders();
 690
 691   TString title="Session with";
 692
 693   LoadRunLoader();
 694
 695   if(gSystem->IsFileInIncludePath("HMPID.Hits.root")){// tries to open hits
 696     fHitFile=TFile::Open("HMPID.Hits.root");       fNevt=fHitFile->GetNkeys(); fType=1; title+=Form(" HITS-%i ",fNevt);
 697   }
 698
 699   if(gSystem->IsFileInIncludePath("HMPID.Digits.root")){// tries to open clusters
 700      fDigFile=TFile::Open("HMPID.Digits.root");  fNevt=fDigFile->GetNkeys(); fType=1;  title+=Form(" DIGITS-%i ",fNevt);
 701    }
 702
 703   if(gSystem->IsFileInIncludePath("HMPID.RecPoints.root")){// tries to open clusters
 704     fCluFile=TFile::Open("HMPID.RecPoints.root");  fNevt=fCluFile->GetNkeys(); fType=1;  title+=Form(" CLUSTERS-%i ",fNevt);
 705    }
 706
 707   if(gSystem->IsFileInIncludePath("cosmic.root")){                          //clm: Check if cosmic file is in the folder
 708     fCosFile=TFile::Open("cosmic.root");  fCosTree=(TTree*)fCosFile->Get("cosmic");  fNevt=fCosTree->GetEntries();  fType=2;
 709     fCosTree->SetBranchAddress("Digs",&fDigLst);   fCosTree->SetBranchAddress("Clus",&fCluLst);
 710   }
 711
 712   if(gSystem->IsFileInIncludePath("AliESDs.root")){
 713     fEsdFile=TFile::Open("AliESDs.root");
 714     if(fEsdFile) {
 715       fEsdTree=(TTree*)fEsdFile->Get("esdTree");
 716       fEsd->ReadFromTree(fEsdTree); fEsd->GetStdContent();                       //clm: new ESD schema: see Task Force meeting 20th June, 2007
 717       if(fEsdTree) {
 718         fNevt=fEsdTree->GetEntries(); fType=1;  title+=Form(" ESD-%i ",fNevt);
 719       } else {delete fEsdFile;fEsdFile=0x0;}
 720     } else {delete fEsdFile; delete fEsdTree;}
 721   }
 722
 723   fCanvas=new TCanvas("all","",-1024,768);fCanvas->SetWindowSize(1024,768);
 724   fCanvasImp = fCanvas->GetCanvasImp();
 725   fCanvasImp->ShowStatusBar();
 726   fCanvas->Divide(3,3,0,0);//  pAll->ToggleEditor();
 727   fCanvas->Connect("ProcessedEvent(Int_t,Int_t,Int_t,TObject*)",0,0,"DoZoom(Int_t,Int_t,Int_t,TObject*)");
 728   fCanvas->cd(7);
 729   gStyle->SetPalette(1,0);
 730   switch(fType){
 731     case 1: fCanvas->SetTitle(title.Data());
 732                          TButton *pNxtBtn = new TButton("Next"      ,"NextEvent()"   ,0.0,0.0,0.3,0.1); pNxtBtn->Draw();
 733                          TButton *pPrvBtn = new TButton("Previous"  ,"PrevEvent()"   ,0.3,0.0,0.6,0.1); pPrvBtn->Draw();
 734             if(fHitFile){TButton *pHitBtn = new TButton("Print hits","PrintHits()"   ,0.0,0.2,0.3,0.3); pHitBtn->Draw();}
 735             if(fDigFile){TButton *pDigBtn = new TButton("Print digs","PrintDigs()"   ,0.0,0.4,0.3,0.5); pDigBtn->Draw();}
 736             if(fCluFile){TButton *pCluBtn = new TButton("Print clus","PrintClus()"   ,0.0,0.6,0.3,0.7); pCluBtn->Draw();}
 737             if(fEsdFile){TButton *pEsdBtn = new TButton("Print ESD ","PrintEsd()"    ,0.0,0.8,0.3,0.9); pEsdBtn->Draw();}
 738             if(fHitFile){      fHitMipBok = new TButton(Form("Mip  %s",fStHitMip.Data()),"SwitchHitMip()",0.3,0.16,0.6,0.22); fHitMipBok->Draw();}
 739             if(fHitFile){      fHitCkoBok = new TButton(Form("Ckov %s",fStHitCko.Data()),"SwitchHitCko()",0.3,0.22,0.6,0.28); fHitCkoBok->Draw();}
 740             if(fHitFile){      fHitFeeBok = new TButton(Form("Fdbk %s",fStHitFee.Data()),"SwitchHitFee()",0.3,0.28,0.6,0.34); fHitFeeBok->Draw();}
 741             if(fDigFile){         fDigBok = new TButton(fStDig      ,"SwitchDigs()"  ,0.3,0.4,0.6,0.5); fDigBok->Draw();}
 742             if(fCluFile){         fCluBok = new TButton(fStClu      ,"SwitchClus()"  ,0.3,0.6,0.6,0.7); fCluBok->Draw();}
 743             if(fEsdFile){         fEsdBok = new TButton(fStEsd      ,"SwitchEsd()"   ,0.3,0.8,0.6,0.9); fEsdBok->Draw();}
 744
 745             if(fHitFile){TButton *fHitMipOnly = new TButton(" Only ","OnlyHitMip()",0.6,0.16,0.9,0.22); fHitMipOnly->Draw();}
 746             if(fHitFile){TButton *fHitCkoOnly = new TButton(" Only ","OnlyHitCko()",0.6,0.22,0.9,0.28); fHitCkoOnly->Draw();}
 747             if(fHitFile){TButton *fHitFeeOnly = new TButton(" Only ","OnlyHitFee()",0.6,0.28,0.9,0.34); fHitFeeOnly->Draw();}
 748             if(fDigFile){TButton *fDigOnly    = new TButton(" Only ","OnlyDigs()"  ,0.6,0.40,0.9,0.50); fDigOnly->Draw();}
 749             if(fCluFile){TButton *fCluOnly    = new TButton(" Only ","OnlyClus()"  ,0.6,0.60,0.9,0.70); fCluOnly->Draw();}
 750             if(fEsdFile){TButton *fEsdOnly    = new TButton(" Only ","OnlyEsd()"   ,0.6,0.80,0.9,0.90); fEsdOnly->Draw();}
 751                          TButton *pAll        = new TButton(" ALL  ","All()"       ,0.5,0.90,0.7,1.00); pAll->Draw();
 752
 753                                      TButton *pEnd    = new TButton("Quit"      ,"End()"         ,0.6,0.0,0.9,0.1); pEnd->Draw();
 754     break;
 755     case 2: fCanvas->SetTitle("COSMIC");
 756                          TButton *pCosBtn = new TButton("Next"      ,"NextEvent()",0.0,0.0,0.3,0.1); pCosBtn->Draw();
 757
 758     break;
 759     case 3: fCanvas->SetTitle("SIMULATION");
 760             TButton *pSimBtn = new TButton("Simulate"  ,"NextEvent()",0.0,0.0,0.3,0.1); pSimBtn->Draw();
 761             TButton *pHitBtn = new TButton("Print hits","PrintHits()",0.0,0.2,0.3,0.3); pHitBtn->Draw();
 762             TButton *pDigBtn = new TButton("Print digs","PrintDigs()",0.0,0.4,0.3,0.5); pDigBtn->Draw();
 763             TButton *pCluBtn = new TButton("Print clus","PrintClus()",0.0,0.6,0.3,0.7); pCluBtn->Draw();
 764             TButton *pEsdBtn = new TButton("Print ESD" ,"PrintEsd()" ,0.0,0.8,0.3,0.9); pEsdBtn->Draw();
 765             if(fHitFile){      fHitMipBok = new TButton(Form("Mips %s",fStHitMip.Data()),"SwitchHitMip()",0.3,0.16,0.6,0.22); fHitMipBok->Draw();}
 766             if(fHitFile){      fHitCkoBok = new TButton(Form("Ckov %s",fStHitCko.Data()),"SwitchHitCko()",0.3,0.22,0.6,0.28); fHitCkoBok->Draw();}
 767             if(fHitFile){      fHitFeeBok = new TButton(Form("Fdbk %s",fStHitFee.Data()),"SwitchHitFee()",0.3,0.28,0.6,0.34); fHitFeeBok->Draw();}
 768             if(fDigFile){         fDigBok = new TButton(fStDig      ,"SwitchDigs()"  ,0.3,0.4,0.6,0.5); fDigBok->Draw();}
 769             if(fCluFile){         fCluBok = new TButton(fStClu      ,"SwitchClus()"  ,0.3,0.6,0.6,0.7); fCluBok->Draw();}
 770             if(fEsdFile){         fEsdBok = new TButton(fStEsd      ,"SwitchEsd()"   ,0.3,0.8,0.6,0.9); fEsdBok->Draw();}
 771
 772             if(fHitFile){TButton *fHitMipOnly = new TButton(" Only ","OnlyHitMip()",0.6,0.16,0.9,0.22); fHitMipOnly->Draw();}
 773             if(fHitFile){TButton *fHitCkoOnly = new TButton(" Only ","OnlyHitCko()",0.6,0.22,0.9,0.28); fHitCkoOnly->Draw();}
 774             if(fHitFile){TButton *fHitFeeOnly = new TButton(" Only ","OnlyHitFee()",0.6,0.28,0.9,0.34); fHitFeeOnly->Draw();}
 775             if(fDigFile){TButton *fDigOnly    = new TButton(" Only ","OnlyDigs()"  ,0.6,0.40,0.9,0.50); fDigOnly->Draw();}
 776             if(fCluFile){TButton *fCluOnly    = new TButton(" Only ","OnlyClus()"  ,0.6,0.60,0.9,0.70); fCluOnly->Draw();}
 777             if(fEsdFile){TButton *fEsdOnly    = new TButton(" Only ","OnlyEsd()"   ,0.6,0.80,0.9,0.90); fEsdOnly->Draw();}
 778                          TButton *pSimAll     = new TButton(" ALL  ","All()"       ,0.5,0.90,0.7,1.00); pSimAll->Draw();
 779     break;
 780   }
 781
 782   NextEvent();
 783
 784 }//Hdisp()
 785 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 786 void SwitchHitMip()
 787 {
 788   fStHitMip=(fStHitMip=="OFF")? "ON":"OFF";
 789   GetEvent();
 790 }
 791 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 792 void SwitchHitCko()
 793 {
 794   fStHitCko=(fStHitCko=="OFF")? "ON":"OFF";
 795   GetEvent();
 796 }
 797 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 798 void SwitchHitFee()
 799 {
 800   fStHitFee=(fStHitFee=="OFF")? "ON":"OFF";
 801   GetEvent();
 802 }
 803 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 804 void SwitchDigs()
 805 {
 806   fStDig=(fStDig=="OFF")? "ON":"OFF";
 807   GetEvent();
 808 }
 809 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 810 void SwitchClus()
 811 {
 812   fStClu=(fStClu=="OFF")? "ON":"OFF";
 813   GetEvent();
 814 }
 815 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 816 void SwitchEsd()
 817 {
 818   fStEsd=(fStEsd=="OFF")? "ON":"OFF";
 819    GetEvent();
 820 }
 821 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 822 void AllNo()
 823 {
 824   if(fHitFile) {
 825     fStHitMip = "OFF";
 826     fStHitCko = "OFF";
 827     fStHitFee = "OFF";
 828   }
 829   if(fDigFile) fStDig    = "OFF";
 830   if(fCluFile) fStClu    = "OFF";
 831   if(fEsdFile) fStEsd    = "OFF";
 832 }
 833 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 834 void AllYes()
 835 {
 836   if(fHitFile) {
 837     fStHitMip = "ON";
 838     fStHitCko = "ON";
 839     fStHitFee = "ON";
 840   }
 841   if(fDigFile) fStDig    = "ON";
 842   if(fCluFile) fStClu    = "ON";
 843   if(fEsdFile) fStEsd    = "ON";
 844 }
 845 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 846 void All()
 847 {
 848   AllYes();
 849   GetEvent();
 850 }
 851 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 852 void OnlyHitMip()
 853 {
 854   AllNo();
 855   fStHitMip = "ON";
 856   GetEvent();
 857 }
 858 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 859 void OnlyHitCko()
 860 {
 861   AllNo();
 862   fStHitCko = "ON";
 863   GetEvent();
 864 }
 865 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 866 void OnlyHitFee()
 867 {
 868   AllNo();
 869   fStHitFee = "ON";
 870   GetEvent();
 871 }
 872 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 873 void OnlyDigs()
 874 {
 875   AllNo();
 876   fStDig    = "ON";
 877   GetEvent();
 878 }
 879 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 880 void OnlyClus()
 881 {
 882   AllNo();
 883   fStClu    = "ON";
 884   GetEvent();
 885 }
 886 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 887 void OnlyEsd()
 888 {
 889   AllNo();
 890   fStEsd    = "ON";
 891   GetEvent();
 892 }
 893 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 894 void LoadRunLoader(){
 895   if(!gSystem->IsFileInIncludePath("galice.root")) {
 896   Printf("\n\n galice.root not in path: please check! \n\n");
 897   return;
 898   }
 899   if(gAlice) gAlice=0x0;
 900   gAL=AliRunLoader::Open();
 901   gAL->LoadHeader();
 902   gAL->LoadHits("HMPID");
 903   gAL->LoadDigits("HMPID");
 904   gAL->LoadRecPoints("HMPID");
 905   gDL = gAL->GetDetectorLoader("HMPID");
 906   if(!gDL){
 907    Printf("\n\n no AliLoader present: please check! \n\n");
 908   return;
 909   }
 910   fNevt= gAL->GetNumberOfEvents();
 911 }
 912 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 913 void ReadEvent(){
 914 //used by NextEvent()  to read curent event and construct all render elements
 915   if(fNevt && fEvt>=fNevt) fEvt=0; //loop over max event
 916   if(fNevt && fEvt<0) fEvt=fNevt-1; //loop over max event
 917
 918 //  Printf("getting event %i out of %i",fEvt,fNevt);
 919
 920   if(gDL) {
 921
 922     gAL->GetEvent(fEvt);
 923
 924 //-------- HITS
 925
 926     fHitTree=gDL->TreeH();
 927
 928     if(fHitTree) {
 929
 930       fHitTree->SetBranchAddress("HMPID",&fHitLst);
 931
 932       for(Int_t iEnt=0;iEnt<fHitTree->GetEntries();iEnt++){
 933         fHitTree->GetEntry(iEnt);
 934         RenderHit(fHitLst);
 935       }//prim loop
 936     }//if hits tree
 937
 938 //-------- DIGITS
 939
 940     fDigTree=gDL->TreeD();
 941
 942     if(fDigTree){
 943       for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++) fDigTree->SetBranchAddress(Form("HMPID%i",iCh),&(*fDigLst)[iCh]);
 944 //      fDigTree->GetEvent(fEvt);
 945       fDigTree->GetEntry(0);
 946       RenderDig(fDigLst);
 947       //cout << "pointer to the dig list " << fDigLst << endl;
 948      }
 949
 950 //-------- CLUSTERS
 951
 952      fCluTree= gDL->TreeR();
 953
 954      if(fCluTree) {
 955      for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++) fCluTree->SetBranchAddress(Form("HMPID%i",iCh),&(*fCluLst)[iCh]);
 956      fCluTree->GetEntry(0);
 957      RenderClu(fCluLst);
 958     }
 959   }
 960
 961 //-------- ESD
 962
 963   if(fEsdFile){//if ESD file open
 964     fEsdTree->GetEntry(fEvt);
 965     RenderEsd(fEsd);
 966   }//if ESD file
 967
 968 }
 969 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 970 void SetEvent(Int_t ev)
 971 {
 972   fEvt=ev;
 973   GetEvent();
 974 }
 975 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 976 void SetSigmaCut(Int_t sig=0)
 977 {
 978   qSigmaCut = sig;
 979 }
 980 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 981 void SetField()
 982 {
 983   gROOT->LoadMacro("Field.C");
 984
 985   AliMagF * b = Field();
 986
 987 AliHMPIDTracker::SetFieldMap(b,kTRUE);
 988 }
 989 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 990 void SetTrigger(Int_t type=0)
 991 {
 992   trigType = type;
 993   if(type==1) Printf(" Trigger 1 selected: at least ONE track in HMPID.");
 994 }
 995 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 996 Bool_t Trigger()
 997 {
 998   if(trigType==0) return kTRUE;
 999   if(trigType==1) {
1000     if(fEsd->GetNumberOfTracks()>0) {
1001     PrintEsd();
1002     return kTRUE;
1003     } else return kFALSE;
1004   }
1005   return kTRUE;
1006 }