TextPlane3DEfect

by Nyarineko 04 Feb 2016

Tags

3D Papervision3D beautifl 楽しい動き
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/**
 * Copyright Nyarineko ( http://wonderfl.net/user/Nyarineko )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/stRB
 */

package
{
    import flash.display.*;
    import flash.events.*;
    import flash.filters.*;
    import flash.text.*;
    
    import org.papervision3d.materials.*;
    import org.papervision3d.objects.DisplayObject3D;
    import org.papervision3d.objects.primitives.*;
    import org.papervision3d.view.BasicView;
    
    [SWF(width="465", height="465", backgroundColor="0xffffff", frameRate="40")]
    public class textEfect extends BasicView
    {
        private var my3DObject:DisplayObject3D = new DisplayObject3D();
        
        private var MAX_A:Number = 20;
        private var MAX_B:Number = 8;
        private var MAX_W:Number = 40;
        private var MAX_H:Number = 50;
        
        private var bmpArray:Array;
        private var objArray:Array;
        private var bmpZero:BitmapData;
        private var mouseflg:Boolean = false;
        
        public function textEfect():void
        {
            bmpArray = [];
            objArray = [];
            
            camera.zoom = 60;
            camera.z = -1200;
            camera.y = 600;
            camera.rotationX = 20;
            
            for(var num:uint = 0;num < 10;num++){
                var tf:TextField = new TextField();
                var tff:TextFormat = new TextFormat();
                tff.align = TextFormatAlign.CENTER;    // 整列
                tff.size = 50;                        // 文字のポイントサイズ
                tff.color = 0xffffff;                // 文字の色
                tf.defaultTextFormat = tff;
                tf.text = num.toString();
                tf.x = -30;
                
                var sp:Sprite = new Sprite();
                sp.graphics.beginFill(num / 10 *  0xff << 16 | num / 10 * 0xff << 8 | num / 10 * 0xff);
                //sp.graphics.beginFill(0xffffff);
                sp.graphics.drawRect(0,0,MAX_W,MAX_H);
                sp.graphics.endFill();
                sp.addChild(tf);
                
                var bmd:BitmapData = new BitmapData(MAX_W,MAX_H,true,0x33ffffff);
                bmd.draw(sp);
                
                bmpArray[num] = bmd;
                trace(bmpArray[num]);
            }
            
            bmpZero = new BitmapData(MAX_W,MAX_H,true,0x00ffffff);
            
            for(var j:uint = 0;j < MAX_B;j++){
                objArray[j] = [];
                for(var i:uint = 0;i < MAX_A;i++){
                    var mt:BitmapMaterial = new BitmapMaterial(bmpArray[9]);
                    mt.doubleSided = true;
                    var o:Plane = new Plane(mt, MAX_W, MAX_H);
                    o.x = 160 * Math.cos(Math.PI/180 * (360*(i/MAX_A)));
                    o.z = 160 * Math.sin(Math.PI/180 * (360*(i/MAX_A)));
                    o.y = (j+2) * 52;
                    o.rotationY = 360 * -i / MAX_A - 90;
                    objArray[j][i] = o;
                    my3DObject.addChild(o);
                }
            }
            stage.addEventListener(MouseEvent.MOUSE_DOWN,downMouse);
            stage.addEventListener(MouseEvent.MOUSE_UP,upMouse);
            scene.addChild(my3DObject);
            // レンダリング
            startRendering();
        }
        
        private function downMouse(e:MouseEvent):void{
            trace(mouseY);
            mouseflg = true;
            my3DObject.x = (mouseX - 230)*2;
            my3DObject.z = - mouseY * 2 + 200;
        }
        
        private function upMouse(e:MouseEvent):void{
            trace(mouseY);
            mouseflg = false;
        }
        
        private function showPlane():void{
            for(var j:uint = 0;j < MAX_B;j++){
                for(var i:uint = 0;i < MAX_A;i++){
                    var ran:Number = Math.floor(Math.random()*10);
                    if(ran == 9 || objArray[j][i].material.bitmap != bmpZero){
                        objArray[j][i].material.bitmap = bmpArray[ran];
                    }
                }
            }
        }
        
        private function hidePlane():void{
            for(var j:uint = 0;j < MAX_B;j++){
                for(var i:uint = 0;i < MAX_A;i++){
                    var ran:Number = Math.floor(Math.random()*10);
                    if(ran == 0 || objArray[j][i].material.bitmap == bmpZero){
                        objArray[j][i].material.bitmap = bmpZero;
                    }else{
                        objArray[j][i].material.bitmap = bmpArray[ran];
                    }
                }
            }
        }
        override protected function onRenderTick(event:Event=null):void
        {
            if(mouseflg){
                showPlane();
            }else{
                hidePlane();
            }
            my3DObject.rotationY += 1;
            super.onRenderTick(event);
        }
    }
}