Genesis

Genesis for wonderfl

by OBONO 12 Jan 2009

Tags

colorful
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// Genesis for wonderfl
package {
    import flash.display.Sprite; 
    import flash.events.*;
    [SWF(width="465", height="465", backgroundColor="0x000000", frameRate="30")]

    public class GenesisFL extends Sprite {
        public function GenesisFL() {
            main = this;
            initialize();
            addEventListener(Event.ENTER_FRAME, update);
            stage.addEventListener(MouseEvent.CLICK, mouseEvent);
        }
    }
}

import flash.display.*;
import flash.events.*;
import flash.text.*;
import flash.filters.*;
import flash.geom.*;
import flash.utils.*;

const SCREEN_WIDTH:int = 465;
const SCREEN_HEIGHT:int = 465;
const MAX_RADIUS:int = 320;
const BASERECT_WIDTH:int = 30;
const BASERECT_HEIGHT:int = 30;
const LEVEL:int = 4;

var main:Sprite;
var buffer:BitmapData = new BitmapData(SCREEN_WIDTH, SCREEN_HEIGHT, false, 0);
var baseRect:BitmapData = new BitmapData(BASERECT_WIDTH, BASERECT_HEIGHT, false, 0xFFFFFF);
var rect:Rectangle = new Rectangle;
var matrix:Matrix = new Matrix;
var colTrans:ColorTransform = new ColorTransform;
var deg1:Number;
var deg2:Number;
var deg3:Number;
var deg4:Number;
var vdeg1:Number;
var vdeg2:Number;
var vdeg3:Number;
var vdeg4:Number;

function initialize():void {
    main.addChild(new Bitmap(buffer));
    deg1 = deg2 = deg3 = deg4 = 0.0;
    mouseEvent(null);
}

function mouseEvent(e:Event):void {
    vdeg1 = (Math.random() - 0.5) / 8.0;
    vdeg2 = (Math.random() - 0.5) / 8.0;
    vdeg3 = (Math.random() - 0.5) / 8.0;
    vdeg4 = (Math.random() - 0.5) / 32.0;
}

function update(e:Event):void {
    deg1 += vdeg1;
    deg2 += vdeg2;
    deg3 += vdeg3;
    deg4 += vdeg4;
    buffer.lock();
    buffer.fillRect(buffer.rect, 0);
    for (var x:int = -LEVEL; x <= LEVEL; x++) {
        var yr:int = LEVEL - Math.abs(x);
        for (var y:int = -yr; y <= yr; y++) {
            var zr:int = yr - Math.abs(y);
            for (var z:int = -zr; z <= zr; z++) {
                calcMatrix(x, y, z);
                calcColTrans(x, y, z);
                buffer.draw(baseRect, matrix, colTrans, BlendMode.ADD);
            }
        }
    }
    buffer.unlock();
}

function calcMatrix(x:int, y:int, z:int):void {
    var dx:Number = x / LEVEL;
    var dy:Number = y / LEVEL;
    var dz:Number = z / LEVEL;
    matrix.identity();
    matrix.translate(-baseRect.width / 2, -baseRect.height / 2);
    matrix.translate(dx * MAX_RADIUS * Math.cos(deg4), dy * MAX_RADIUS * Math.cos(deg4));
    matrix.rotate(deg1);
    matrix.scale(1.0, Math.cos(deg3));
    matrix.translate(0, dz * MAX_RADIUS * Math.sin(deg3) * Math.cos(deg4));
    matrix.rotate(deg2);
    matrix.translate(SCREEN_WIDTH / 2, SCREEN_HEIGHT / 2);
}

function calcColTrans(x:int, y:int, z:int):void {
    var cr:int = (1.0 + x / LEVEL) * 16;
    var cg:int = (1.0 + y / LEVEL) * 16;
    var cb:int = (1.0 + z / LEVEL) * 16;
    colTrans.color = 0x10000 * cr + 0x100 * cg + cb;
}