61   : fAir(0), fAluminum(0), fPb(0), fXenon(0)
 
   63   fReadFile = 
"color_extension.gdml";
 
   64   fWriteFile = 
"color_extension_test.gdml";
 
   78   delete fDetectorMessenger;
 
   92   fParser->
Read(fReadFile,
false);
 
  105   if(fWritingChoice!=0)
 
  107     fParser->
Write(fWriteFile, fWorldPhysVol, 
true,
 
  108                   "./SimpleExtensionSchema/SimpleExtension.xsd");
 
  111   return fWorldPhysVol;
 
  142   density = 1.29*
mg/
cm3;
 
  143   fAir = 
new G4Material(name=
"Air", density, ncomponents=2);
 
  149   density = 2.70*
g/
cm3;
 
  150   fAluminum = 
new G4Material(name=
"Aluminum", density, ncomponents=1);
 
  151   fAluminum->
AddElement(elAl, fractionmass=1.0);