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