package  
{
	import flash.display.Sprite;
	import flash.filters.DropShadowFilter;
	
	public class Globe extends Sprite
	{
		private var globe:Sprite
		public function Globe() 
		{
			addChild(globe = new Sprite()).filters = [ new DropShadowFilter(0, 0, 0x0000ff, 1, 10, 10, 2, 3)]

			for (var c:Number = 0; c < 500; c++ ) with (globe.addChild(new Sprite()))
			{
				graphics.lineStyle(0, 0x0000ff)
				graphics.lineTo(50+Math.random()*150, 0)
				graphics.endFill()

				rotationY = Math.random() * 360
				rotationZ = Math.random() * 360
				transform.matrix3D.prependTranslation(100, 0, 0)
			}
			
			stage.addEventListener('resize', onStageResize)
			addEventListener('enterFrame',onEnterFrame)
			onStageResize()
		}
		
		private function onEnterFrame(...e):void 
		{
			globe.rotationX --
			globe.rotationY ++
			
			var z:Number
			var child:Sprite
						
			for (var c:Number = 0; c < globe.numChildren; c++ )
			{
				child = globe.getChildAt(c) as Sprite
				z = child.transform.getRelativeMatrix3D(root).position.z
				if ((child.visible = z > 0)) child.alpha = z/100
			}
		}
		
		private function onStageResize(...e):void 
		{
			globe.x = stage.stageWidth / 2
			globe.y = stage.stageHeight / 2
		}
	}
}