Every frame you get screen caputre of the stage.
* Generate new frame image with using last frames screen capture.
* This is a starting point of recursive generative art.
/**
* Copyright ibu4gin ( http://wonderfl.net/user/ibu4gin )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/h2Pv
*/
// forked from checkmate's fladdict challenge for amateurs
/**
* Every frame you get screen caputre of the stage.
* Generate new frame image with using last frames screen capture.
* This is a starting point of recursive generative art.
*/
package {
import flash.display.Bitmap;
import flash.display.BitmapData;
import flash.display.BlendMode;
import flash.display.Sprite;
import flash.events.Event;
import flash.geom.ColorTransform;
import flash.geom.Matrix;
import flash.geom.Point;
public class Beginner extends Sprite {
/**
* Overwrite this update function.
* Every frame the function is invoked with two bitmaps.
* First one contains reference to the stage bitmap.
* Second one contains static copy of stage.
*/
public var canvas:BitmapData;
public var drawHere:BitmapData;
public var mat:Matrix;
public function update():void{
drawStep();
transformStep();
renderStep();
fadeStep();
}
public function drawStep():void {
//drawHere.setPixel(stage.mouseX, stage.mouseY, 0x11111111);
drawHere.setPixel( Math.random()*480, Math.random()*480, 0xffffffff);
}
private var my_byo:Number = 0;
private var yuragi_num:Number;
public function transformStep():void
{
mat = new Matrix();
mat.translate(-240-30,-240+30);
my_byo += 0.03;
yuragi_num = 1 * Math.sin( my_byo * Math.PI * 2 * 0.1 );
mat.scale(yuragi_num, yuragi_num);
mat.rotate(yuragi_num * 10);
mat.translate(240-30,240+30);
}
public function renderStep():void{
canvas.draw(drawHere, mat, null,BlendMode.ADD);
}
public function fadeStep():void
{
canvas.colorTransform(drawHere.rect, new ColorTransform(Math.random()*0.4+0.6,Math.random()*0.4+0.6,Math.random()*0.4+0.6,1,0,0,0,0));
}
/**
* ---------------------------------------
* DO NOT CHANGE FOLLOWING CODES
* DO NOT ACCESS FOLLOWING PROPERTIES DIRECTLY
* ---------------------------------------
*/
private var bitmap:Bitmap;
public function Beginner() {
canvas = new BitmapData(480,480,false,0x000000);
bitmap = new Bitmap(canvas);
addChild(bitmap);
addEventListener(Event.ENTER_FRAME, _update);
}
public function _update(e:Event):void{
if(drawHere)
drawHere.dispose();
drawHere = canvas.clone();
update();
}
}
}