Forked from:: clockmaker's [PV3D] Field of Blur

forked from: [PV3D] Field of Blur

Papervision3Dで被写界深度
参照： http://clockmaker.jp/blog/2008/07/pv3d_gw_blur/

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license : MIT License
modified : 2010-10-23 17:31:03

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// forked from clockmaker's [PV3D] Field of Blur
/**
* Papervision3Dで被写界深度
* 参照： http://clockmaker.jp/blog/2008/07/pv3d_gw_blur/
*/
package
{
    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.*
    import org.papervision3d.events.InteractiveScene3DEvent;
    
        [SWF(width = "465", height = "465", frameRate = "60", backgroundColor = "#000000")]
    
    public class Main extends BasicView 
    {    
        // const vars
        static private const OBJ_LENGTH   :int = 8;
        static private const CIRCLE_RANGE :int = 400;
        private var rot:Number;
        
        // 3d vars
        private var list :Array = []
        private var wrap :DisplayObject3D;

/**
         * Constructor
         */
        public function Main()
        {
            //camera
            camera.x         = 0;
            camera.y         = 0;
            camera.z         = 1000;
            camera.rotationX = 5;
            
            viewport.buttonMode = true;
            
            // wrap
            wrap = new DisplayObject3D();
            scene.addChild(wrap);
            
            for (var i:int = 0; i < OBJ_LENGTH; i++)
            {
                rot = 360 * i / OBJ_LENGTH ;
                
                var m:ColorMaterial = new ColorMaterial(0x0066CC);
                m.doubleSided = true;
                
                var o:Plane = new Plane(m, 150, 150);
                o.x = 0;
                o.y = CIRCLE_RANGE * Math.cos(rot * Math.PI / 180);
                o.z = CIRCLE_RANGE * Math.sin(rot * Math.PI / 180);
                o.rotationX = rot+90;
                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
        private function _loop(event:Event):void
        {
            wrap.pitch(+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)];
            }
        }
        
    }
}

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