manewcActionscript Snippets

BitmapData Noise

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Add some BitmapData noise to your Bitmap.

package
{
	import flash.display.Sprite;
	import flash.display.Bitmap;
	import flash.display.BitmapData;
	import flash.display.BitmapDataChannel;

	public class BitmapDataNoise extends Sprite
	{
		var bmd:BitmapData = new BitmapData(stage.stageWidth, stage.stageHeight);

		public function BitmapDataNoise()
		{
			var noiserate:int = int(Math.random() * int.MAX_VALUE);
			bmd.noise(noiserate, 0, 0xFF, BitmapDataChannel.RED, false);

			var bitmap:Bitmap = new Bitmap(bmd);
			addChild(bitmap);
		}
	}
}

Monday, May 19th, 2008 at 8:15 am and is filed under Actionscript 3, Image Effects. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.