MUON/AliMUONMchViewApplication.cxx

   1 /**************************************************************************
   2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
   3 *                                                                        *
   4 * Author: The ALICE Off-line Project.                                    *
   5 * Contributors are mentioned in the code where appropriate.              *
   6 *                                                                        *
   7 * Permission to use, copy, modify and distribute this software and its   *
   8 * documentation strictly for non-commercial purposes is hereby granted   *
   9 * without fee, provided that the above copyright notice appears in all   *
  10 * copies and that both the copyright notice and this permission notice   *
  11 * appear in the supporting documentation. The authors make no claims     *
  12 * about the suitability of this software for any purpose. It is          *
  13 * provided "as is" without express or implied warranty.                  *
  14 **************************************************************************/
  15
  16 // $Id$
  17
  18 #include "AliMUONMchViewApplication.h"
  19
  20 #include "AliCDBManager.h"
  21 #include "AliCodeTimer.h"
  22 #include "AliLog.h"
  23 #include "AliMUONChamberPainter.h"
  24 #include "AliMUONDEPainter.h"
  25 #include "AliMUONPainterDataRegistry.h"
  26 #include "AliMUONPainterDataSourceFrame.h"
  27 #include "AliMUONPainterEnv.h"
  28 #include "AliMUONPainterHelper.h"
  29 #include "AliMUONPainterGroup.h"
  30 #include "AliMUONPainterMasterFrame.h"
  31 #include "AliMUONPainterMatrix.h"
  32 #include "AliMUONPainterRegistry.h"
  33 #include "AliMUONTrackerDataCompareDialog.h"
  34 #include "AliMUONTrackerDataWrapper.h"
  35 #include "AliMUONVTrackerData.h"
  36 #include "AliMUONVTrackerDataMaker.h"
  37 #include <Riostream.h>
  38 #include <TCanvas.h>
  39 #include <TEnv.h>
  40 #include <TFile.h>
  41 #include <TGClient.h>
  42 #include <TGFileDialog.h>
  43 #include <TGMenu.h>
  44 #include <TGTab.h>
  45 #include <TGTextView.h>
  46 #include <TGrid.h>
  47 #include <TKey.h>
  48 #include <TList.h>
  49 #include <TRegexp.h>
  50 #include <TString.h>
  51 #include <TSystem.h>
  52
  53 /// \class AliMUONMchViewApplication
  54 ///
  55 /// Main class for the mchview program
  56 ///
  57 ///\author Laurent Aphecetche, Subatech
  58
  59 /// \cond CLASSIMP
  60 ClassImp(AliMUONMchViewApplication)
  61 /// \endcond CLASSIMP
  62
  63 const Int_t AliMUONMchViewApplication::fgkFILESAVEAS(1);
  64 const Int_t AliMUONMchViewApplication::fgkFILEOPEN(2);
  65 const Int_t AliMUONMchViewApplication::fgkFILEEXIT(3);
  66 const Int_t AliMUONMchViewApplication::fgkFILEPRINTAS(4);
  67 const Int_t AliMUONMchViewApplication::fgkABOUT(5);
  68 const Int_t AliMUONMchViewApplication::fgkCOMPAREDATA(6);
  69
  70 const char* AliMUONMchViewApplication::fgkFileTypes[] = {
  71   "ROOT files",    "*.root",
  72   "All files",     "*",
  73   0,               0 };
  74
  75 //______________________________________________________________________________
  76 AliMUONMchViewApplication::AliMUONMchViewApplication(const char* name,
  77                                                      int* argc, char** argv,
  78                                                      UInt_t w, UInt_t h,
  79                                                      UInt_t ox, UInt_t oy)
  80 : TRint(name,argc,argv),
  81   fMainFrame(0x0),
  82   fPainterMasterFrameList(new TList),
  83   fTabs(0x0)
  84 {
  85
  86   /// ctor
  87   /// (w,h) is the size in pixel (if 0,0 it will be computed as 70%,90% of display size)
  88   /// (ox,oy) is the offset from the top-left of the display
  89
  90   if (!w || !h)
  91   {
  92     w = (UInt_t)(gClient->GetDisplayWidth()*0.7);
  93     h = (UInt_t)(gClient->GetDisplayHeight()*0.9);
  94   }
  95
  96   fMainFrame = new TGMainFrame(gClient->GetRoot(),w,h);
  97
  98   CreateMenuBar(w);
  99
 100   const Int_t kbs = 2;
 101
 102 //  h -= 60; // menubar
 103
 104   fTabs = new TGTab(fMainFrame,w,h);
 105
 106   TGCompositeFrame* t = fTabs->AddTab("Painter Master Frame");
 107
 108   fPainterMasterFrameList->SetOwner(kTRUE);
 109
 110
 111   AliMUONPainterMasterFrame* pmf = new AliMUONPainterMasterFrame(t,t->GetWidth()-kbs*2,t->GetHeight()-kbs*2,
 112                                                                  GenerateStartupMatrix());
 113
 114   fPainterMasterFrameList->Add(pmf);
 115
 116   t->AddFrame(pmf, new TGLayoutHints(kLHintsExpandX | kLHintsExpandY,kbs,kbs,kbs,kbs));
 117
 118   t = fTabs->AddTab("Data Sources");
 119
 120   AliMUONPainterDataSourceFrame* dsf =
 121     new AliMUONPainterDataSourceFrame(t,t->GetWidth()-kbs*2,t->GetHeight()-kbs*2);
 122
 123   t->AddFrame(dsf,new TGLayoutHints(kLHintsExpandX | kLHintsExpandY,kbs,kbs,kbs,kbs));
 124
 125   fMainFrame->AddFrame(fTabs,new TGLayoutHints(kLHintsExpandX | kLHintsExpandY,0,0,0,0));
 126
 127   fMainFrame->SetWindowName("mchview - Visualization of MUON Tracker detector");
 128
 129   fMainFrame->MapSubwindows();
 130   fMainFrame->Resize();
 131
 132   pmf->Update();
 133
 134   fMainFrame->MapWindow();
 135
 136   fMainFrame->Connect("CloseWindow()","AliMUONMchViewApplication",this,"Terminate()");
 137
 138 //  fMainFrame->MoveResize(ox,oy, w, h);
 139   fMainFrame->SetWMPosition(ox, oy);
 140 //  fMainFrame->SetWMSizeHints(w,h,w,h,0,0);
 141 //  fMainFrame->SetWMSizeHints(w,h,w,h,10,10);
 142
 143   cout << "***************************************************" << endl;
 144   cout << "   Welcome to mchview" << endl;
 145   cout << "   " << FullVersion() << endl;
 146   cout << "***************************************************" << endl;
 147
 148   // Trying to see if we're requested to draw something specific instead
 149   // of the global view of all the chambers
 150
 151   AliMUONVPainter* painter(0x0);
 152   TObjArray args;
 153   args.SetOwner(kTRUE);
 154
 155   for ( int i = 1; i < argc[0]; ++i )
 156   {
 157     args.Add(new TObjString(argv[i]));
 158   }
 159
 160   for ( Int_t i = 0; i <= args.GetLast(); ++i )
 161   {
 162     TString a(static_cast<TObjString*>(args.At(i))->String());
 163
 164     AliMUONAttPainter att;
 165
 166     att.SetPlane(kTRUE,kFALSE);
 167     att.SetCathode(kFALSE,kFALSE);
 168     att.SetViewPoint(kTRUE,kFALSE);
 169
 170     if ( a == "--de" )
 171     {
 172       Int_t detElemId = static_cast<TObjString*>(args.At(i+1))->String().Atoi();
 173
 174       painter = new AliMUONDEPainter(att,detElemId);
 175
 176       painter->SetOutlined("*",kFALSE);
 177       painter->SetOutlined("BUSPATCH",kTRUE);
 178
 179       painter->SetLine(1,4,3);
 180       ++i;
 181     }
 182
 183     if ( a == "--chamber" )
 184     {
 185       Int_t chamberId = static_cast<TObjString*>(args.At(i+1))->String().Atoi();
 186
 187       painter = new AliMUONChamberPainter(att,chamberId-1);
 188
 189       painter->SetOutlined("*",kFALSE);
 190       painter->SetOutlined("DE",kTRUE);
 191
 192       painter->SetLine(1,4,3);
 193       ++i;
 194     }
 195
 196   }
 197
 198   if ( painter )
 199   {
 200     pmf->ShiftClicked(painter,0x0);
 201
 202     pmf->Update();
 203   }
 204
 205 }
 206
 207 //______________________________________________________________________________
 208 AliMUONMchViewApplication::~AliMUONMchViewApplication()
 209 {
 210   /// dtor
 211   delete fPainterMasterFrameList;
 212 }
 213
 214 //_____________________________________________________________________________
 215 AliMUONPainterMatrix*
 216 AliMUONMchViewApplication::GenerateStartupMatrix()
 217 {
 218   /// Kind of bootstrap method to trigger the generation of all contours
 219
 220   AliCodeTimerAuto("",0);
 221
 222   AliMUONAttPainter att;
 223
 224   att.SetViewPoint(kTRUE,kFALSE);
 225   att.SetCathode(kFALSE,kFALSE);
 226   att.SetPlane(kTRUE,kFALSE);
 227
 228   AliMUONPainterMatrix* matrix = new AliMUONPainterMatrix("Tracker",5,2);
 229
 230   for ( Int_t i = 0; i < 10; ++i )
 231   {
 232     AliMUONVPainter* painter = new AliMUONChamberPainter(att,i);
 233
 234     painter->SetResponder("Chamber");
 235
 236     painter->SetOutlined("*",kFALSE);
 237
 238     painter->SetOutlined("MANU",kTRUE);
 239
 240     for ( Int_t j = 0; j < 3; ++j )
 241     {
 242       painter->SetLine(j,1,4-j);
 243     }
 244
 245     matrix->Adopt(painter);
 246   }
 247   AliMUONPainterRegistry::Instance()->Register(matrix);
 248   return matrix;
 249 }
 250
 251 //______________________________________________________________________________
 252 void
 253 AliMUONMchViewApplication::CompareData()
 254 {
 255   /// Launch compare data dialog
 256   TGTransientFrame* t = new AliMUONTrackerDataCompareDialog(gClient->GetRoot(),
 257                                                             gClient->GetRoot(),
 258                                                             400,400);
 259
 260   t->MapSubwindows();
 261   t->Resize();
 262   t->MapWindow();
 263   t->CenterOnParent();
 264
 265   // set names
 266
 267   t->SetWindowName("mchview compare data tool");
 268   t->SetIconName("mchview compare data tool");
 269
 270   t->MapRaised();
 271 }
 272
 273 //______________________________________________________________________________
 274 void
 275 AliMUONMchViewApplication::CreateMenuBar(UInt_t w)
 276 {
 277   /// Create the application menu bar
 278
 279   TGPopupMenu* file = new TGPopupMenu(gClient->GetRoot());
 280
 281   file->AddEntry("&Open...",fgkFILEOPEN);
 282   file->AddEntry("&Save As...",fgkFILESAVEAS);
 283   file->AddEntry("&Print As...",fgkFILEPRINTAS);
 284   file->AddEntry("&Exit",fgkFILEEXIT);
 285
 286   TGMenuBar* bar = new TGMenuBar(fMainFrame,w);
 287
 288   TGPopupMenu* tools = new TGPopupMenu(gClient->GetRoot());
 289   tools->AddEntry("&Compare data",fgkCOMPAREDATA);
 290
 291   TGPopupMenu* about = new TGPopupMenu(gClient->GetRoot());
 292   about->AddEntry(FullVersion(),fgkABOUT);
 293
 294   file->Connect("Activated(Int_t)","AliMUONMchViewApplication",this,"HandleMenu(Int_t)");
 295   about->Connect("Activated(Int_t)","AliMUONMchViewApplication",this,"HandleMenu(Int_t)");
 296   tools->Connect("Activated(Int_t)","AliMUONMchViewApplication",this,"HandleMenu(Int_t)");
 297
 298   bar->AddPopup("&File",file,new TGLayoutHints(kLHintsLeft|kLHintsTop));
 299   bar->AddPopup("&Tools",tools,new TGLayoutHints(kLHintsLeft|kLHintsTop));
 300   bar->AddPopup("&About",about,new TGLayoutHints(kLHintsRight|kLHintsTop));
 301
 302   fMainFrame->AddFrame(bar,new TGLayoutHints(kLHintsLeft|kLHintsExpandX));
 303
 304   AliMUONPainterRegistry::Instance()->SetMenuBar(bar);
 305 }
 306
 307 //______________________________________________________________________________
 308 void
 309 AliMUONMchViewApplication::HandleMenu(Int_t i)
 310 {
 311   /// Handle the click of one menu item
 312
 313   switch (i)
 314     {
 315     case fgkFILEEXIT:
 316       Terminate(1);
 317       break;
 318     case fgkFILEOPEN:
 319       Open();
 320       break;
 321     case fgkFILESAVEAS:
 322       Save();
 323       break;
 324     case fgkFILEPRINTAS:
 325       PrintAs();
 326       break;
 327     case fgkABOUT:
 328       ReleaseNotes();
 329       break;
 330     case fgkCOMPAREDATA:
 331       CompareData();
 332       break;
 333     default:
 334       break;
 335     }
 336 }
 337
 338 //______________________________________________________________________________
 339 void
 340 AliMUONMchViewApplication::Open()
 341 {
 342   /// Open file dialog
 343
 344   TGFileInfo fileInfo;
 345
 346   fileInfo.fFileTypes = fgkFileTypes;
 347
 348   delete[] fileInfo.fIniDir;
 349
 350   AliMUONPainterEnv* env = AliMUONPainterHelper::Instance()->Env();
 351
 352   fileInfo.fIniDir = StrDup(env->String("LastOpenDir","."));
 353
 354   new TGFileDialog(gClient->GetRoot(),gClient->GetRoot(),
 355                    kFDOpen,&fileInfo);
 356
 357   env->Set("LastOpenDir",fileInfo.fIniDir);
 358   env->Save();
 359
 360   Open(gSystem->ExpandPathName(Form("%s",fileInfo.fFilename)));
 361 }
 362
 363 //______________________________________________________________________________
 364 void
 365 AliMUONMchViewApplication::Open(const char* filename)
 366 {
 367   /// Open a given file containing saved VTrackerDataMaker objects
 368
 369   TString sfilename(gSystem->ExpandPathName(filename));
 370
 371   if ( sfilename.Contains(TRegexp("^alien")) )
 372   {
 373     // insure we've initialized the grid...
 374     if (!gGrid)
 375     {
 376       TGrid::Connect("alien://");
 377     }
 378   }
 379
 380   TFile* f = TFile::Open(filename);
 381
 382         ReadDir(*f);
 383
 384         delete f;
 385 }
 386
 387 //______________________________________________________________________________
 388 void
 389 AliMUONMchViewApplication::ReadDir(TDirectory& dir)
 390 {
 391   /// Read the given directory and import VTrackerData objects found
 392
 393   TList* keys = dir.GetListOfKeys();
 394   TIter next(keys);
 395
 396   TKey* k;
 397
 398   while ( ( k = static_cast<TKey*>(next()) ) )
 399   {
 400     TObject* object = k->ReadObj();
 401
 402                 if ( object->InheritsFrom("TDirectory") )
 403                 {
 404                         TDirectory* d = static_cast<TDirectory*>(object);
 405                         ReadDir(*d);
 406                         continue;
 407                 }
 408
 409     if ( object->InheritsFrom("AliMUONVTrackerDataMaker") )
 410     {
 411       AliMUONVTrackerDataMaker* maker = dynamic_cast<AliMUONVTrackerDataMaker*>(object);
 412       if ( maker )
 413       {
 414         AliMUONPainterDataRegistry::Instance()->Register(maker);
 415       }
 416     }
 417
 418     if ( object->InheritsFrom("AliMUONVTrackerData") )
 419     {
 420       // this is for backward compatibility. Early versions of mchview
 421       // wrote VTrackerData objects, and not VTrackerDataMaker ones.
 422
 423       AliMUONVTrackerData* data = dynamic_cast<AliMUONVTrackerData*>(object);
 424       if ( data )
 425       {
 426         AliMUONVTrackerDataMaker* maker = new AliMUONTrackerDataWrapper(data);
 427         AliMUONPainterDataRegistry::Instance()->Register(maker);
 428       }
 429     }
 430   }
 431
 432 }
 433
 434 //______________________________________________________________________________
 435 void
 436 AliMUONMchViewApplication::PrintAs()
 437 {
 438   /// Print as...
 439
 440   TGFileInfo fileInfo;
 441
 442   new TGFileDialog(gClient->GetRoot(),gClient->GetRoot(),
 443                    kFDSave,&fileInfo);
 444
 445   TIter next(fPainterMasterFrameList);
 446   AliMUONPainterMasterFrame* pmf;
 447   Bool_t first(kTRUE);
 448
 449   while ( ( pmf = static_cast<AliMUONPainterMasterFrame*>(next()) ) )
 450   {
 451     pmf->SaveAs(gSystem->ExpandPathName(Form("%s",fileInfo.fFilename)),
 452                 first ? "RECREATE" : "UPDATE");
 453     first = kFALSE;
 454   }
 455 }
 456
 457 //______________________________________________________________________________
 458 void
 459 AliMUONMchViewApplication::ReleaseNotes()
 460 {
 461   /// Display release notes
 462
 463   UInt_t width = 600;
 464   UInt_t height = 400;
 465
 466   TGTransientFrame* t = new TGTransientFrame(gClient->GetRoot(),gClient->GetRoot(),width,height);
 467
 468   TGTextView* rn = new TGTextView(t);
 469
 470   rn->AddLine("1.10");
 471   rn->AddLine("");
 472   rn->AddLine("Make the raw OCDB more obvious in the data source tab");
 473   rn->AddLine("");
 474
 475   rn->AddLine("1.08");
 476   rn->AddLine("");
 477   rn->AddLine("Changed the default OCDB to 2011 version");
 478   rn->AddLine("");
 479
 480   rn->AddLine("1.07");
 481   rn->AddLine("");
 482   rn->AddLine("Added the RejectList as a possible OCDB data source");
 483   rn->AddLine("");
 484
 485   rn->AddLine("1.06");
 486   rn->AddLine("");
 487   rn->AddLine("Changed a bit the HV display. Now a trip is indicated with a value of -1");
 488   rn->AddLine("");
 489
 490   rn->AddLine("1.05");
 491   rn->AddLine("");
 492   rn->AddLine("Added the possibility to select an event range when reading raw data");
 493   rn->AddLine("Usefull e.g. to look at a single suspect event...");
 494   rn->AddLine("");
 495
 496   rn->AddLine("1.04");
 497   rn->AddLine("");
 498   rn->AddLine("Changed the default OCDB to 2010 version");
 499   rn->AddLine("");
 500
 501   rn->AddLine("1.03");
 502   rn->AddLine("");
 503   rn->AddLine("Add Print buttons");
 504   rn->AddLine("Add the automatic creation of often used canvases when using pedestal source");
 505   // Internal reorganization to allow several independent tabs to be created to
 506   // show different master frames (not used yet). Important for the moment
 507   // is the ability to create a PainterMatrix and pass it to the PainterMasterFrame
 508   rn->AddLine("");
 509
 510   rn->AddLine("1.02");
 511   rn->AddLine("");
 512   rn->AddLine("Internal change (merging of AliMUONTrackerACFDataMaker and AliMUONTrackerOCDBDataMaker into AliMUONTrackerConditionDataMaker)");
 513   rn->AddLine("Added --ocdb option");
 514   rn->AddLine("Corrected the display of the configuration");
 515   rn->AddLine("Corrected the interpretation of the switches for the HV display");
 516   rn->AddLine("");
 517
 518   rn->AddLine("1.01");
 519   rn->AddLine("");
 520   rn->AddLine("Added the configuration as a possible OCDB data source");
 521   rn->AddLine("");
 522
 523   rn->AddLine("1.00");
 524   rn->AddLine("");
 525   rn->AddLine("Added the Status and StatusMap as a possible OCDB data source");
 526   rn->AddLine("");
 527   rn->AddLine("Added one (computed) dimension to the Gains data source = 1/a1/0.2 (mV/fC)");
 528   rn->AddLine("");
 529
 530   rn->AddLine("0.99a");
 531   rn->AddLine("");
 532   rn->AddLine("Added the --de and --chamber options");
 533   rn->AddLine("");
 534
 535   rn->AddLine("0.99");
 536   rn->AddLine("");
 537   rn->AddLine("The chamberid in the label (top right of panel) is now starting at 1 as in common usage");
 538   rn->AddLine("");
 539
 540   rn->AddLine("0.98");
 541   rn->AddLine("");
 542   rn->AddLine("Added --asciimapping option");
 543   rn->AddLine("");
 544
 545   rn->AddLine("0.97");
 546   rn->AddLine("");
 547   rn->AddLine("Adding calibration option with Emelec (aka injection) gain");
 548   rn->AddLine("");
 549
 550   rn->AddLine("0.96a");
 551   rn->AddLine("");
 552   rn->AddLine("Internal reorganization of the contour computations, that lead to improved performance. ");
 553   rn->AddLine("Improved enough to be able to remove completely the usage of the padstore.root file with precomputed contours.");
 554   rn->AddLine("");
 555
 556   rn->AddLine("0.96");
 557   rn->AddLine("");
 558   rn->AddLine("New features");
 559   rn->AddLine("");
 560   rn->AddLine("- Can now read raw data from memory (using the mem://@gdc: syntax)");
 561   rn->AddLine("- Raw data decoder now automatically skips buspatches with parity errors");
 562   rn->AddLine("");
 563
 564   rn->AddLine("0.95");
 565   rn->AddLine("");
 566   rn->AddLine("New features");
 567   rn->AddLine("");
 568   rn->AddLine("- Can now read and display HV values from OCDB");
 569   rn->AddLine("- New program option --geometry to force geometry of the window");
 570   rn->AddLine("- Added possibility, in painters' context menu, to include or exclude part of the detector");
 571   rn->AddLine("  (which will be used later on to communicate with LC2 which parts should be read out or not)");
 572   rn->AddLine("");
 573   rn->AddLine("Improvement");
 574   rn->AddLine("");
 575   rn->AddLine("- When displaying Gains, the quality information is now decoded");
 576   rn->AddLine("");
 577
 578   rn->AddLine("0.94");
 579   rn->AddLine("");
 580   rn->AddLine("New features");
 581   rn->AddLine("");
 582   rn->AddLine("Can now read ASCII calibration files produced by the DA");
 583   rn->AddLine("");
 584
 585   rn->AddLine("0.93");
 586   rn->AddLine("");
 587   rn->AddLine("New features");
 588   rn->AddLine("");
 589   rn->AddLine("- Adding a Lock button under the color slider to lock the range shown");
 590   rn->AddLine("  when switching between views");
 591   rn->AddLine("- Default display now shows bending plane (instead of cathode 0 before)");
 592   rn->AddLine("- If pad is responder and there's some histo for that pad, ");
 593   rn->AddLine("  clicking on it will display an histo");
 594   rn->AddLine("- Right-click on a painter will now display several histogram options");
 595   rn->AddLine("  (e.g. raw charge as before, but also simple distributions of mean");
 596   rn->AddLine("  and sigma");
 597   rn->AddLine("- In the Data Sources Tab, each data source can now be removed and saved");
 598   rn->AddLine("- There's a new Tool menu which allow to produce a TrackerData from two others");
 599   rn->AddLine("  in order to compare data.");
 600   rn->AddLine("  - The --use option can now reference alien files");
 601   rn->AddLine("");
 602   rn->AddLine("Bug fixes");
 603   rn->AddLine("");
 604   rn->AddLine("- Can now read Capacitances from OCDB");
 605
 606   rn->Resize(width,height);
 607
 608   t->AddFrame(rn, new TGLayoutHints(kLHintsExpandX | kLHintsExpandY));
 609
 610   t->MapSubwindows();
 611   t->Resize();
 612   t->MapWindow();
 613   t->CenterOnParent();
 614
 615   // set names
 616
 617   t->SetWindowName("mchview release notes");
 618   t->SetIconName("mchview release notes");
 619
 620 //  t->SetMWMHints(kMWMDecorAll | kMWMDecorResizeH  | kMWMDecorMaximize |
 621 //              kMWMDecorMinimize | kMWMDecorMenu,
 622 //              kMWMFuncAll  | kMWMFuncResize    | kMWMFuncMaximize |
 623 //              kMWMFuncMinimize,
 624 //              kMWMInputModeless);
 625
 626   t->MapRaised();
 627 //  gClient->WaitFor(t);
 628 }
 629
 630 //______________________________________________________________________________
 631 void
 632 AliMUONMchViewApplication::Save()
 633 {
 634   /// Open "Save VTrackerData objects to file" dialog
 635
 636   TGFileInfo fileInfo;
 637
 638   new TGFileDialog(gClient->GetRoot(),gClient->GetRoot(),
 639                    kFDSave,&fileInfo);
 640
 641   Save(gSystem->ExpandPathName(Form("%s",fileInfo.fFilename)));
 642 }
 643
 644 //______________________________________________________________________________
 645 void
 646 AliMUONMchViewApplication::Save(const char* filename)
 647 {
 648   /// Save VTrackerDataMaker objects into file of given name
 649
 650   AliMUONPainterDataRegistry* reg = AliMUONPainterDataRegistry::Instance();
 651
 652   TFile f(filename,"RECREATE");
 653
 654   for ( Int_t i = 0; i < reg->NumberOfDataMakers(); ++i )
 655   {
 656     AliMUONVTrackerDataMaker* maker = reg->DataMaker(i);
 657     maker->Write();
 658   }
 659
 660   f.Close();
 661 }