def updateState( self, dTime ):
		"""This function forces an update to be called in World Editor. 
		Usually called everyframe, however it still recieves a dTime 
		value which informs the update function how much time has passed 
		since the last update call."""

		# detect a change of space, and act accordingly
		if self.currentSpace != WorldEditor.getOptionString( "space/mru0" ):
			self.currentSpace = WorldEditor.getOptionString( "space/mru0" )
			# make sure the chunk viz resolution is set correctly
			self.enterChunkVizMode()

		GUI.update( dTime )
		self.cc.update( dTime )
		WorldEditor.camera().update( dTime )
		if ( WorldEditor.tool() != None and not WorldEditor.tool().applying ):
			self.objInfo.overGizmo = WorldEditor.gizmoUpdate( WorldEditor.worldRay() )

		# update the WorldEditor
		WorldEditor.update( dTime )

		# update tool views
		base = dTime / 5
		self.alphaToolTextureView.rotation += base * (1 + (self.alphaTool.strength / 650))
		self.heightView.rotation += base * (1 + (self.heightTool.strength / 650))
		self.filterToolTextureView.rotation += base

		if self.nextTimeDoSelUpdate == 2:
			self.itemTool.functor.script.restoreOldSelection()
			self.nextTimeDoSelUpdate = 0
		elif self.nextTimeDoSelUpdate == 1:
			self.itemTool.functor.script.clearAndSaveSelection()
			self.nextTimeDoSelUpdate = 2

		if WorldEditor.isInPlayerPreviewMode() and not self.avatarMode:
			WorldEditor.addCommentaryMsg( "entered avatar walkthrough mode." )
			self.avatarMode = 1
		if self.avatarMode and not WorldEditor.isInPlayerPreviewMode():
			self.qDown = 0
			self.eDown = 0
			self.avatarMode = 0
		if self.avatarMode:
			value = WorldEditor.getOptionString( "camera/speed" )
			speed = 1
			if value == "Medium":
				speed = 2
			if value == "Fast":
				speed = 3
			if value == "SuperFast":
				speed = 4
			if self.qDown and WorldEditor.getOptionInt( "graphics/cameraHeight" ) - speed <= 2:
				WorldEditor.setOptionInt( "graphics/cameraHeight", 2 )
			if self.qDown and WorldEditor.getOptionInt( "graphics/cameraHeight" ) > 2:
				WorldEditor.setOptionInt( "graphics/cameraHeight", WorldEditor.getOptionInt( "graphics/cameraHeight" ) - speed )
			if self.eDown:
				WorldEditor.setOptionInt( "graphics/cameraHeight", WorldEditor.getOptionInt( "graphics/cameraHeight" ) + speed )

			WorldEditor.snapCameraToTerrain()

		if WorldEditor.tool() == bd.alphaTool:
			bd.alphaTool.size						= WorldEditor.getOptionFloat  ( "terrain/texture/size" )
			bd.alphaTool.strength					= WorldEditor.getOptionFloat  ( "terrain/texture/strength" )
			bd.alphaTool.functor.displayOverlay		= WorldEditor.getOptionInt    ( "terrain/texture/maskoverlay" )
		
			WorldEditor.setPaintLayer(bd.alphaTool.functor.lastPaintedLayer)
			WorldEditor.setPaintPos(bd.alphaTool.functor.lastPaintedPos)
			if bd.alphaTool.functor.hadEscapeKey != 0:
				WorldEditor.setTerrainPaintEscKey(bd.alphaTool.functor.hadEscapeKey)
				bd.alphaTool.functor.hadEscapeKey = 0

		bd.heightTool.size						= WorldEditor.getOptionFloat ( "terrain/height/size" )
		bd.heightTool.strength					= WorldEditor.getOptionFloat ( "terrain/height/strength" )
		bd.setHeightFunctor.height				= WorldEditor.getOptionFloat ( "terrain/height/height" )
		bd.setHeightFunctor.relative			= WorldEditor.getOptionInt   ( "terrain/height/relative" )
		bd.heightFunctor.falloff				= WorldEditor.getOptionInt   ( "terrain/height/brushFalloff" )
																		
		bd.filterTool.size						= WorldEditor.getOptionFloat ( "terrain/filter/size" )
		bd.filterTool.functor.index				= WorldEditor.getOptionInt   ( "terrain/filter/index" )
																		
		bd.holeTool.size						= WorldEditor.getOptionFloat ( "terrain/cutRepair/size" )
		bd.holeTool.functor.fillNotCut			= WorldEditor.getOptionInt   ( "terrain/cutRepair/brushMode" )
		
		if self.needsChunkVizUpdate:
			self.enterChunkVizMode()
		
		return 1