Method _loadFile

Engine/source/T3D/prefab.cpp:333–395

}

void Prefab::_loadFile( bool addFileNotify )
{
   AssertFatal( isServerObject(), "Prefab-bad" );

   if ( mFilename.isEmpty() )
      return;

   if ( !Platform::isFile( mFilename ) )
   {
      Con::errorf( "Prefab::_loadFile() - file %s was not found.", mFilename.c_str() );
      return;
   }

   if ( sPrefabFileStack.contains(mFilename) )
   {
      Con::errorf( 
         "Prefab::_loadFile - failed loading prefab file (%s). \n"
         "File was referenced recursively by both a Parent and Child prefab.", mFilename.c_str() );
      return;
   }

   sPrefabFileStack.push_back(mFilename);

   String command = String::ToString( "exec( \"%s\" );", mFilename.c_str() );
   Con::evaluate( command );

   SimGroup *group;
   if ( !Sim::findObject( Con::getVariable( "$ThisPrefab" ), group ) )
   {
      Con::errorf( "Prefab::_loadFile() - file %s did not create $ThisPrefab.", mFilename.c_str() );
      return;
   }

   if ( addFileNotify )
      Torque::FS::AddChangeNotification( mFilename, this, &Prefab::_onFileChanged );

   mChildGroup = group;

   Vector<SceneObject*> foundObjects;
   mChildGroup->findObjectByType( foundObjects );

   if ( !foundObjects.empty() )
   {
      mWorldBox = Box3F::Invalid;

      for ( S32 i = 0; i < foundObjects.size(); i++ )
      {
         SceneObject *child = foundObjects[i];
         mChildMap.insert( child->getId(), Transform( child->getTransform(), child->getScale() ) );
         smChildToPrefabMap.insert( child->getId(), getId() );

         _updateChildTransform( child );

         mWorldBox.intersect( child->getWorldBox() );
      }

      resetObjectBox();
   }