003:forked from: [PV3D] Field of Blur

by umhr 26 Jan 2010

• Forked from clockmaker's [PV3D] Field of Blur
• Diff: 124
• Related works: 20

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/**
 * Copyright umhr ( http://wonderfl.net/user/umhr )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/YQW2
 */

package {
	import flash.display.Sprite;
	import flash.events.Event;
	
	import flash.display.Bitmap;
	import flash.display.BitmapData;
	import flash.geom.ColorTransform;
	import flash.geom.Rectangle;
	
	[SWF(backgroundColor="0x000000")]
	public class Main extends Sprite{
		private var _red:Sample5;
		private var _blue:Sample5;
		private var _bitmapData:BitmapData;
		public function Main():void {
			_red = new Sample5(-50);
			this.addChild(_red);
			_blue = new Sample5(50);
			this.addChild(_blue);
			
			_bitmapData = new BitmapData(stage.stageWidth,stage.stageHeight,false,0x000000);
			addChild(new Bitmap(_bitmapData))
			addEventListener(Event.ENTER_FRAME, loop);
		}
		
		private function loop(e:Event):void {
			_red.loop(null);
			_blue.loop(null);
			
			_bitmapData.lock();
			_bitmapData.fillRect(new Rectangle(0,0,stage.stageWidth,stage.stageHeight), 0x000000);
			_bitmapData.draw(_red, null,new ColorTransform(1,0,0,1,0,0,0,0));
			_bitmapData.draw(_blue, null,new ColorTransform(0,1,1,1,0,0,0,0), "add");
			_bitmapData.unlock();
		}
	}
}

/**
 * Papervision3Dで被写界深度
 * 参照： http://clockmaker.jp/blog/2008/07/pv3d_gw_blur/
 */
import flash.display.*;
import flash.events.*;
import flash.filters.*;

import org.papervision3d.view.*;
import org.papervision3d.materials.*;
import org.papervision3d.objects.*;
import org.papervision3d.objects.primitives.*
	
	[SWF(width = "465", height = "465", frameRate = "60", backgroundColor = "#000000")]

class Sample5 extends BasicView 
{	
	// const vars
	static private const OBJ_LENGTH   :int = 20;
	static private const CIRCLE_RANGE :int = 500;
	
	// 3d vars
	private var list :Array = []
	private var wrap :DisplayObject3D;
	
	/**
	 * Constructor
	 */
	public function Sample5(dX:Number)
	{
		//camera
		camera.x         = -dX;
		camera.y         = 200;
		camera.z         = 1000;
		camera.rotationX = 5;
		
		// wrap
		wrap = new DisplayObject3D();
		scene.addChild(wrap);
		wrap.x = -dX / 3;
		
		for (var i:int = 0; i < OBJ_LENGTH; i++)
		{
			var rot:Number = 360 * i / OBJ_LENGTH ;
			
			var m:ColorMaterial = new ColorMaterial(0xFFFFFF);
			m.doubleSided = true;
			
			var o:Plane = new Plane(m, 100, 100);
			o.x = CIRCLE_RANGE * Math.sin(rot * Math.PI / 180);
			o.y = 0;
			o.z = CIRCLE_RANGE * Math.cos(rot * Math.PI / 180);
			o.rotationY = rot;
			o.useOwnContainer = true; //ココ重要
			
			// 配列に追加　＆　wrapの子供にする
			list.push(wrap.addChild(o));
		}
		
		//addEventListener(Event.ENTER_FRAME, loop);
		startRendering(); 
	}
	
	// loop
	public function loop(event:Event):void
	{
		wrap.yaw(-1);
		
		// 被写界深度
		for (var i:int = 0; i < list.length; i++)
		{
			var o:DisplayObject3D = list[i] as DisplayObject3D;
			var blur:Number = Math.ceil((CIRCLE_RANGE - o.sceneZ) / 50); 
			o.filters = [new BlurFilter(blur, blur, 2)];
		}
	}
}