forked from: wave sphere

by randomizer 02 Jun 2012

• Forked from randomizer's wave sphere
• Diff: 6
• Related works: 1

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randomizer at 02 Jun 2012 08:54
点光源の位置を設定していなかったのでしてみたら雰囲気が変わった
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/**
 * Copyright randomizer ( http://wonderfl.net/user/randomizer )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/1KvK
 */

// forked from randomizer's wave sphere
package{
    import flash.events.Event;
    import org.papervision3d.lights.PointLight3D;
    import org.papervision3d.materials.shadematerials.FlatShadeMaterial;
    import org.papervision3d.objects.primitives.Sphere;
    import org.papervision3d.view.BasicView;

    public class test extends BasicView {
        public var sphere:Sphere;
        public var cnt:int;
        public var distArray:Array;
        public var sx:Array;
        public var sy:Array;
        public var sz:Array;
        public var t:Number = 0.0;

        public function test() : void {
            var light:PointLight3D = new PointLight3D();
           
           light.x = 30.0;
           light.y = 30.0;
           light.z = -30.0;            
            
            var material:FlatShadeMaterial = new FlatShadeMaterial( light , 0xFFFFFF , 0x000000 );
            var i:int;
            var px:Number,py:Number,pz:Number;

            distArray = new Array();

            sphere = new Sphere( material , 500 , 72 , 72 );

            px = sphere.geometry.vertices[0].x;
            py = sphere.geometry.vertices[0].y;
            pz = sphere.geometry.vertices[0].z;

            sx = new Array();
            sy = new Array();
            sz = new Array();

            cnt = 0;
            for each( var it:* in sphere.geometry.vertices ) {
                cnt++;
            }

            for( i = 0 ; i < cnt ; i++ ) {
                var vx:Number;
                var vy:Number;
                var vz:Number;
                var r:Number;

                sx[i] = vx = sphere.geometry.vertices[i].x;
                sy[i] = vy = sphere.geometry.vertices[i].y;
                sz[i] = vz = sphere.geometry.vertices[i].z;

                distArray[i] = Math.sqrt( (px-vx)*(px-vx) +
                                      (py-vy)*(py-vy) +
                                      (pz-vz)*(pz-vz) );

                r = Math.sqrt( vx*vx + vy*vy + vz*vz );

                sphere.geometry.vertices[i].x = 20.0*vx/r*Math.sin(distArray[i]/20.0);
                sphere.geometry.vertices[i].y = 20.0*vy/r*Math.sin(distArray[i]/20.0);
                sphere.geometry.vertices[i].z = 20.0*vz/r*Math.sin(distArray[i]/20.0);
            }

            scene.addChild( sphere );
            startRendering();
            addEventListener( Event.ENTER_FRAME , onIdle );
        }

        public function onIdle( e:Event ) : void {
            var i:int;

            sphere.rotationY += 1;
            sphere.rotationZ += 1;
            sphere.rotationX += 1;

            t += 0.5;
            
            if( t > 2.0*3.1415926 ) {
                t -= 2.0*3.1415926;
            }

            for( i = 0 ; i < cnt ; i++ ) {
                var r:Number;

                r = Math.sqrt( sx[i]*sx[i] + sy[i]*sy[i] + sz[i]*sz[i] );

                sphere.geometry.vertices[i].x = sx[i] + 20.0*sx[i]/r*Math.sin(distArray[i]/20.0+t);
                sphere.geometry.vertices[i].y = sy[i] + 20.0*sy[i]/r*Math.sin(distArray[i]/20.0+t);
                sphere.geometry.vertices[i].z = sz[i] + 20.0*sz[i]/r*Math.sin(distArray[i]/20.0+t);
            }
        }
    }
}