Forked from:: neuro's Lines

forked from: Lines

@author kris@neuroproductions.be

forked:1
favorite:2
lines:134
license : All rights reserved
modified : 2010-08-10 19:31:22

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// forked from neuro's Lines
// forked from neuro's flash on 2009-4-30
package  
{

import flash.display.Bitmap;    
    import flash.display.BitmapData;
    import flash.display.Sprite;
    import flash.display.StageAlign;
    import flash.display.StageScaleMode;
    import flash.events.Event;
    import flash.geom.Point;

/**
     * @author kris@neuroproductions.be
     */
    public class Main extends Sprite 
    {
        private var h:int =1000
        private var w:int =1000
        private var bmp : BitmapData = new BitmapData(100, 100, false, 0);
        private var resultbmd : BitmapData = new BitmapData(1000, 1000, true, 0);
        private var arr : Array = new Array();
        private var px1 : Number = 0;
private var holder:Sprite =new Sprite()

private var rseed:int 
        public function Main()
        {
            stage.align = StageAlign.TOP_LEFT;
            //stage.scaleMode = StageScaleMode.NO_SCALE;
var bg : Sprite = new Sprite()
            bg.graphics.beginFill(0x0)
            bg.graphics.drawRect(0, 0, w, h)
            addChild(bg)
            
            var bm:Bitmap = new Bitmap(bmp)
            bm.width = w
            bm.height =h

//    addChild(bm)
            rseed =Math.random()*1000
            addChild(holder)
            var resultBm:Bitmap =new Bitmap(resultbmd)
            resultBm.smoothing =true
            addChild(resultBm)
            
            
            
            for (var i : Number = 0; i < 50    ; i++)
            {
            var l:int=arr.length
            var dp : DrawPoint = new DrawPoint(Math.random() * 200, Math.random() * 200)
            if (l<12)
            {
                dp.color = 0xcc0000 +(l*0x990000)
            }
            else 
            {
                dp.color = 0x770000+ (l*0xcc0000)
            }
            
            arr.push(dp)
            holder.addChild(dp.holder)
            
            
            }
            
            
            this.addEventListener(Event.ENTER_FRAME, loop)
            
        }

public function  loop(e:Event) :void
        {
        
            
            bmp.perlinNoise(40, 40, 3,rseed, true, true, 2 | 1, false, [new Point(px1 += 1, 0),new Point(-px1 / 2, 0),new Point(0, 0)]);    
            for each(var c:DrawPoint in arr) 
            {
                c.holder.graphics.clear()
                
                c.xOld = c.x
                c.yOld = c.y
                var rgb24 : uint = bmp.getPixel(c.x * .1, c.y * .1);
                if(rgb24 > 0) 
                {
                    c.x += (128 - (rgb24 >> 16)) / 2;
                    c.y += (128 - ((rgb24 ^ (rgb24 >> 16 << 16)) >> 8)) / 2;    
                }
                c.x += (400 - c.x) /200;
                c.y += (400- c.y) /200;
                for each(var b:DrawPoint in arr) if(b != c && Point.distance(c.point, b.point) < 30) 
                {
                    var ang : Number = Math.atan2(c.y - b.y, c.x - b.x);
                    c.x += ((b.x + Math.cos(ang) * 100) - c.x) / 20;
                    c.y += ((b.y + Math.sin(ang) * 100) - c.y) / 20;    
                }
                var dist:Number = Point.distance(c.point, new Point(c.xOld,c.yOld))
                 dist =((50 -dist) / c.size)
                var hoekRad : Number = Math.atan2(c.y - c.yOld, c.x - c.xOld) 
                var newHoek : Number = hoekRad - ( Math.PI / 2)
                    
                c.point1 = Point.polar(dist, newHoek) ;
                c.point1.x += c.xOld
                c.point1.y += c.yOld
                c.point2 = Point.polar(-dist, newHoek) ;
                c.point2.x += c.xOld
                c.point2.y += c.yOld
                c.hoek = newHoek
                var fillcolor:uint =c.color-(0xcc0000*Math.round(c.y/15))//0xFF0000//fotobmd.getPixel(c.x,c.y)
                c.holder.graphics.lineStyle(1,fillcolor, 5);
                c.holder.graphics.beginFill(fillcolor, 1);
                c.holder.graphics.moveTo(c.point1.x,c.point1.y);    
                c.holder.graphics.lineTo(c.point2.x,c.point2.y);    
                if (c.point3 != null)
                {
                    c.holder.graphics.lineStyle(1,0xffffff, 1);
                c.holder.graphics.lineTo(c.point4.x,c.point4.y);    
                c.holder.graphics.lineStyle(1,0xffffff,0);
                c.holder.graphics.lineTo(c.point3.x,c.point3.y);    
                c.holder.graphics.lineStyle(1,0xffffff, 1);
                c.holder.graphics.lineTo(c.point1.x,c.point1.y);    
                }
                
                c.point3 = c.point1
                    c.point4 = c.point2
                    resultbmd.draw(c.holder)
            }    
            if(Math.random()<0.1){
                
            
            }
            
        }
    }
}
import flash.geom.Point;        
import flash.display.Sprite
class DrawPoint 
    {
        public var x : Number
        public var y : Number
        public var xOld : Number
        public var yOld : Number
        public var point1:Point
        public var point2:Point
        public var point3:Point
        public var point4:Point
        public var hoek:Number
        public var size:Number
        public var holder : Sprite = new Sprite()
        public var color:uint =0xff6600
        
        public function DrawPoint(x : Number,y : Number)
        {
            this.x = x
            this.y = y
            size =(Math.random()*6)+1
            
        }

public function get point() : Point
        {
        
            return new Point(x, y)
        }
    }

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