forked from: 曇りガラス ～fogged glass～
/**
* Copyright snaf ( http://wonderfl.net/user/snaf )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/rz62
*/
// forked from okoi's 曇りガラス ～fogged glass～
//
// 曇りガラス ～fogged glass～
//
// [Click] effect on / off
// クリックでエフェクトの切り替えができます
//
package
{
import flash.display.Sprite;
import flash.display.Shape;
import flash.display.BlendMode;
import flash.events.Event;
import flash.display.BitmapData;
import flash.display.Bitmap;
import flash.geom.Matrix;
import flash.geom.Point;
import flash.filters.BlurFilter;
import flash.events.MouseEvent;
[SWF(width = "465", height = "465", frameRate = "60")]
/**
* ...
* @author
*/
public class Main extends Sprite
{
private var lightlayer:Sprite;
private var lightcanvas:BitmapData;
private var lightsp:Sprite;
private var glasslayer:Sprite;
private var glasscanvas:BitmapData;
private var glass:Glass;
private var lightlist:/*LightParticle*/Array;
private var blur:BlurFilter = new BlurFilter(8, 8, 2);
private var blur2:BlurFilter = new BlurFilter(20, 20, 2);
private var step:int = 0;
private var effect:Boolean = false;
public function Main():void
{
if (stage) init();
else addEventListener(Event.ADDED_TO_STAGE, init);
}
private function init(e:Event = null):void
{
removeEventListener(Event.ADDED_TO_STAGE, init);
// entry point
graphics.beginFill(0);
graphics.drawRect(0, 0, WIDTH, HEIGHT);
graphics.endFill();
// 光源用レイヤー
lightlayer = new Sprite();
addChild( lightlayer );
lightcanvas = new BitmapData( WIDTH, HEIGHT, true, 0 );
lightlayer.addChild( new Bitmap( lightcanvas ) );
lightsp = new Sprite();
lightsp.blendMode = BlendMode.ADD;
lightlayer.addChild( lightsp );
lightlist = new Array();
EraseLightLayer();
// ガラスレイヤー
glasslayer = new Sprite();
addChild( glasslayer );
glasscanvas = new BitmapData(WIDTH, HEIGHT, true, 0);
glasslayer.addChild( new Bitmap(glasscanvas) );
glass = new Glass();
glass.alpha = 0.5;
glasslayer.addChild(glass);
var mask:Glass = new Glass();
glasslayer.mask = mask;
glasslayer.addChild( mask );
stage.addEventListener(MouseEvent.CLICK, ChangeEffect );
addEventListener( Event.ENTER_FRAME, EnterFrameHandler );
}
/**
* 光源用レイヤーをガラスレイヤーで切り抜く
*/
private function EraseLightLayer() : void
{
var glass:Glass = new Glass();
glass.blendMode = BlendMode.ERASE;
lightlayer.blendMode = BlendMode.LAYER;
lightlayer.addChild( glass );
}
/**
* 光源追加
*/
private function AddLight() : void
{
var light:LightParticle = new LightParticle();
lightlist.push( light );
}
/**
* エフェクト切り替え
* @param e
*/
private function ChangeEffect(e:MouseEvent) : void
{
effect = !effect;
}
private function EnterFrameHandler( e:Event ) : void
{
lightsp.graphics.clear();
var num:int = lightlist.length;
for ( var i:int = num - 1; i >= 0; i-- )
{
lightlist[i].y += lightlist[i].my;
if ( lightlist[i].y > HEIGHT + lightlist[i].size )
{
lightlist.splice( i, 1 );
}else
{
lightlist[i].Draw( lightsp.graphics );
}
}
lightcanvas.lock();
lightcanvas.fillRect(lightcanvas.rect, 0);
lightcanvas.draw(lightsp);
lightcanvas.applyFilter( lightcanvas, lightcanvas.rect, new Point(), blur );
lightcanvas.unlock();
glasscanvas.lock();
if( !effect ) glasscanvas.fillRect(glasscanvas.rect, 0);
glasscanvas.draw( lightcanvas );
glasscanvas.applyFilter( glasscanvas, glasscanvas.rect, new Point(), blur2 );
glasscanvas.unlock();
step++;
if( step % 10 == 0 ) AddLight();
}
}
}
import flash.display.Shape;
import flash.display.Sprite;
import flash.display.Graphics;
import frocessing.color.ColorHSV;
class Glass extends Sprite {
private static const PARTSIZE:int = 50;
private var part:Array;
public function Glass() {
part = new Array();
for ( var y:int = 0; y < int(HEIGHT / PARTSIZE) + 1; y++ )
{
for ( var x:int = 0; x < int(WIDTH / PARTSIZE) + 1; x++ )
{
var p:Shape = new Shape();
p.x = x * PARTSIZE + PARTSIZE / 2;
p.y = y * PARTSIZE + PARTSIZE / 2;
p.graphics.beginFill(0xFFFFFF);
p.graphics.moveTo( 0, 0 - PARTSIZE / 2 );
p.graphics.lineTo( 0 + PARTSIZE / 2, 0 );
p.graphics.lineTo( 0, 0 + PARTSIZE / 2 );
p.graphics.lineTo( 0 - PARTSIZE / 2, 0 );
p.graphics.endFill();
part.push( p );
this.addChild( p );
}
}
this.x = (WIDTH - (int(WIDTH / PARTSIZE) + 1) * PARTSIZE) / 2;
this.y = (HEIGHT - (int(HEIGHT / PARTSIZE) + 1) * PARTSIZE) / 2;
}
}
class LightParticle {
public var my:Number = 0;
public var size:Number;
public var color:uint;
public var x:Number;
public var y:Number;
public function LightParticle() {
this.x = Math.random() * WIDTH;
this.y = -20;
size = Math.random() * 20 + 10;
my = Math.random() * 5 + 1;
colorhsv.h = Math.random() * 360;
color = colorhsv.value;
}
public function Draw( g:Graphics ) : void
{
g.beginFill( color, 0.9);
g.drawCircle( this.x, this.y, size );
g.endFill();
}
}
const WIDTH:int = 465;
const HEIGHT:int = 465;
var colorhsv:ColorHSV = new ColorHSV();