flash on 2011-10-19

/**
 * Copyright y_tama ( http://wonderfl.net/user/y_tama )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/4A7f
 */

package {
//from http://www.project-nya.jp/modules/weblog/details.php?blog_id=1076

    import frocessing.display.F5MovieClip2DBmp;

    [SWF(backgroundColor="#FFFFFF", width="400", height="320", frameRate="30")]

    public class Main extends F5MovieClip2DBmp {
        // プロパティ
        private static var bWidth:uint = 400;
        private static var bHeight:uint = 300;
        private static var points:uint = 10;
        private static var ratio:Number = 1/points;
        private static var colors:uint = 360;
        private var t:Number = 0;
        private var xOffset:Number = 0.25;
        private var yOffset:Number = 0.01;

        // コンストラクタ
        public function Main() {
            super();
        }

        // メソッド
        public function setup():void {
            size(bWidth, bHeight);
            background(255);
            noFill();
        }
        public function draw():void {
            translate(0, bHeight*0.5 + 20);
            stroke(0, 0.1);
            beginShape();
            curveVertex(-bWidth*ratio, 0);
            for (var n:uint = 1; n <= points+1; n++) {
                var xPos:Number = n*bWidth*ratio;
                var yPos:Number = noise(n*xOffset, t)*bHeight - bHeight*0.5;
                curveVertex(xPos-bWidth*ratio, yPos);
            }
            curveVertex(bWidth*(1+ratio), 0);
            endShape();
            t += yOffset;
        }

    }

}