3Dメガネを使った立体視　3dtext.in API

3DText.in APIのデモアプリ
立体メガネ（赤緑）を装着するのだぁ～

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license : All rights reserved
modified : 2009-05-07 19:17:33

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package
{
    /** 
    * 3DText.in APIのデモアプリ
    * 立体メガネ（赤緑）を装着するのだぁ～
    */
	import flash.events.Event;
	import flash.events.MouseEvent;
	import flash.geom.*;
	import flash.text.*;
	import flash.utils.*;
	import flash.display.*;
	import flash.geom.ColorTransform;
	import org.papervision3d.cameras.*;
	import org.papervision3d.objects.DisplayObject3D;
	import org.papervision3d.render.BasicRenderEngine;
	import org.papervision3d.scenes.Scene3D;
    import org.papervision3d.view.*;
	import org.papervision3d.materials.*;
	import org.papervision3d.events.FileLoadEvent;
	import org.papervision3d.core.proto.MaterialObject3D 
	import org.papervision3d.objects.special.ParticleField;
	import org.papervision3d.materials.special.ParticleMaterial;

[SWF( width = "465", height = "465", frameRate = "60" , backgroundColor = "0xFFFFFF")]
	public class Main extends Sprite {
		public var scene	: Scene3D;
		public var renderer	: BasicRenderEngine;
		private var text:_3DText;
		private var mat:MaterialObject3D;
		private var rootNode  : DisplayObject3D;
		private var Eye_d : Number=40;
		private var letters:Array=new Array();
		private var viewports:Array = new Array();
		private var cameras:Array = new Array();
		private var ptc_obj:Array;
		private var in_arr:Array=new Array();
		private var val:Number = -10;
		private var mflag:Boolean=false;
		public function Main() {
			scene = new Scene3D();
			renderer = new BasicRenderEngine();
			for (var i:int = 0; i < 2; i++ ) {
				var v:Viewport3D = new AnaghlyphViewport3D(0xffffff, 465, 465, false, false);
				v.cacheAsBitmap = true;
				v.transform.colorTransform = (i == 0)?new ColorTransform(0 , 1 , 1 , 1):new ColorTransform(1 , 0 , 0 , 1);
				if (i == 1) v.blendMode = BlendMode.SCREEN;
				v.mouseEnabled = false;
				v.mouseChildren = false;
				var c:Camera3D = new Camera3D(60);
				c.target = DisplayObject3D.ZERO;
				addChild(v); viewports.push(v);cameras.push(c);
				v.containerSprite.cacheAsBitmap = false;
			}
			cameras[0].moveLeft(Eye_d / 2);
			cameras[1].moveRight(Eye_d / 2);
			create_ctrl();
			addEventListener(Event.ENTER_FRAME, onEnterFrame);
		}
		private function create_ctrl() : void {
			var carr:Array = [ { text:"Text", val:"立体", width:70,max:5,rest:null }, { text:"Depth", val:2, width:30,max:3,rest:"0-9." }];
			var barr:Array = [ { text:"Generate", val:Btn_Press, width:80 }, { text:"Material_Change", val:chg_Press, width:100 } ];
			rootNode = scene.addChild( new DisplayObject3D( "rootNode" ) );
			scene.addChild(rootNode);
			mat = new WireframeMaterial(0x666666);
			text = new _3DText(mat, carr[0].val,2, 0, "ipagp");
			rootNode.addChild(text);
			ptc_obj = [new ParticleField(new ParticleMaterial(0x666666, 1), 100,100, 3500, 3500, 40000),new ParticleField(new ParticleMaterial(0x666666, 1),100,100, 3500, 3500, 40000)];
			scene.addChild(ptc_obj[0]);scene.addChild(ptc_obj[1]);ptc_obj[0].z=20000+500;ptc_obj[1].z=20000+500+40000;
			var left:int = 5;
			for (var k:int = 0; k < carr.length; k++ ) {
			var label:TextField = new TextField();
			label.y = 5; label.x = left + 5;
			label.selectable = false;
			label.autoSize = TextFieldAutoSize.LEFT;
			label.htmlText = "<b>"+carr[k].text+"</b>";
			addChild(label);
			var inp:TextField= new TextField();
			inp.y = 5;
			inp.x =  label.textWidth+label.x+8;
			inp.width =carr[k].width;
			inp.text = carr[k].val;
			inp.border = true;
			inp.height = 20;
			left = inp.x + carr[k].width;
			inp.type = TextFieldType.INPUT;
			inp.selectable = true;
			inp.maxChars = carr[k].max;
			inp.restrict = carr[k].rest;
			addChild(inp);
			in_arr.push(inp);
			}
			left += 15;
			for (var l:int = 0; l < barr.length; l++ ) {
				var btn:Sprite = new Sprite();
				btn.buttonMode = true;
				btn.y = 5;btn.x = left;
				btn.graphics.beginFill(0xcccccc);
				btn.graphics.lineStyle(1, 0x888888);
				btn.graphics.drawRect(0,0,barr[l].width,20);
				btn.graphics.endFill();
				btn.mouseChildren = false;
				var label2:TextField = new TextField();
				label2.width = barr[l].width;
				label2.htmlText = "<p align='center'>"+barr[l].text+"</p>";
				btn.addChild(label2);
				left = btn.x + barr[l].width+7;left+=(l==0)?10:0
				addChild(btn);
				btn.addEventListener(MouseEvent.CLICK,barr[l].val);
			}
		}
		private function onEnterFrame(event:Event):void
		{
			rootNode.rotationX += 4;
			rootNode.rotationY += 2;	
			rootNode.rotationZ += 1;
			for(var j:int=0;j<ptc_obj.length;j++){
				ptc_obj[j].z-=200;if(ptc_obj[j].z<-25000)ptc_obj[j].z+=80000;
			}
			if (rootNode.z > 1200)  { val = -val };
			if (rootNode.z < -500) { val = -val };
			rootNode.z += val;
			if(mflag)scrollBitmap(mat.bitmap, -1, -1);
			renderer.renderScene(scene, cameras[0], viewports[1]);
			renderer.renderScene(scene, cameras[1], viewports[0]);
		}
		private function Btn_Press(e:MouseEvent):void {
			var d:Number = Number(in_arr[1].text); if (d > 5) { d = 5; in_arr[1].text = d; }
			text.removeLetters();
			text = new _3DText(mat,in_arr[0].text,d,0, "ipagp");
			rootNode.addChild(text);
		}
		private function chg_Press(e:MouseEvent):void {
			mat= mflag?new WireframeMaterial(0x666666):new BitmapFileMaterial("http://www.3dtext.in/image/" + (18 * Math.random() | 0) + ".jpg");
			text.set_letters_material(mat);
			mflag = !mflag;
		}
		private function scrollBitmap(bm:BitmapData,sx:int,sy:int):void{
			var divx:int = Math.abs(sx), divy:int = Math.abs(sy);
			var rect:Array = [new Rectangle(bm.width - divx, 0, divx, bm.height), new Rectangle(0, 0, divx, bm.height),
			new Rectangle(0,0,bm.width,divy),new Rectangle(0,bm.height-divy,bm.width,divy)];
			var p:Array=[new Point(0,0),new Point(bm.width-divx,0),new Point(0,0),new Point(0,bm.height-divy)];
			var tmp:BitmapData = new BitmapData(bm.width,bm.height,bm.transparent,0x000000);
			(sx>0)?tmp.copyPixels(bm,rect[0],p[0]) : tmp.copyPixels(bm,rect[1], p[1]);
			bm.scroll(sx,0);
			(sx>0)?bm.copyPixels(tmp,rect[1],p[0]) : bm.copyPixels(tmp,rect[0], p[1]);
			(sy>0)?tmp.copyPixels(bm,rect[3],p[2]) : tmp.copyPixels(bm,rect[2], p[3]);
			bm.scroll(0,sy);
			(sy>0)?bm.copyPixels(tmp,rect[2],p[2]) : bm.copyPixels(tmp,rect[3], p[3]);
			tmp.dispose();
		}
	}
}
import org.papervision3d.view.Viewport3D;
class AnaghlyphViewport3D extends Viewport3D {
	private var _bgColor : uint;
	public function AnaghlyphViewport3D(bgColor:uint = 0xFFFFFF, viewportWidth:Number = 640, viewportHeight:Number = 480, autoScaleToStage:Boolean = false, interactive:Boolean = false, autoClipping:Boolean = true, autoCulling:Boolean = true) {
		_bgColor = bgColor;
		super(viewportWidth, viewportHeight, autoScaleToStage, interactive, autoClipping, autoCulling);
	}
	override public function set viewportWidth(width:Number) : void
	{
		super.viewportWidth = width;
		if(!isNaN(viewportHeight)) {
			graphics.clear();
			graphics.beginFill(_bgColor, 1);
			graphics.drawRect(0, 0, viewportWidth, viewportHeight);
		}
	}
	override public function set viewportHeight(height:Number):void
	{
		super.viewportHeight = height;
		if(!isNaN(viewportWidth)) {
			graphics.clear();
			graphics.beginFill(_bgColor, 1);
			graphics.drawRect(0, 0, viewportWidth, viewportHeight);
		}
	}
}
import org.papervision3d.core.geom.*  
import org.papervision3d.core.geom.renderables.*; 
import org.papervision3d.core.math.*; 
import org.papervision3d.core.proto.MaterialObject3D 
import org.papervision3d.objects.DisplayObject3D; 
import org.papervision3d.materials.*; 
import org.papervision3d.events.FileLoadEvent; 
import flash.events.*; 
import flash.net.*; 
import flash.utils.*;

class _3DText extends TriangleMesh3D { 
    public var loaded :Boolean; 
    public var letters:Array; 
    private var spacer:int = 30; 
    private var _Mesh:DisplayObject3D; 
    private var mat:MaterialObject3D; 
    private var _filename:String; 
    public function _3DText(material:MaterialObject3D,word:String,depth:Number,bevel:Number,font:String=null) 
    { 
        super( material, new Array(), new Array(), null ); 
        _Mesh = this; mat = material; letters = new Array(); 
        var val:URLVariables = new URLVariables(); 
        val.text=word;        //作成する立体文字 
        val.depth=depth;    //文字の厚さ 
        val.bevel=bevel;    //文字べベル 
        val.font = font;    //フォント名 
        var req:URLRequest = new URLRequest("http://www.3dtext.in/api/for_wonderfl_demo_key"); 
        req.method = URLRequestMethod.POST;req.data=val; 
        var loader:URLLoader = new URLLoader();  
        loader.dataFormat = URLLoaderDataFormat.BINARY; 
        loader.addEventListener(Event.COMPLETE, completeHandler); 
        loader.load(req); 
    } 
    public function set_letters_material(m:MaterialObject3D):void { 
        for(var j:int=0;j<letters.length;j++)letters[j].material=m; 
    } 
    public function removeLetters():void { 
        for each( var l:DisplayObject3D in letters){ 
            removeChild(l);     
        } 
        letters.length = 0; 
        parent.removeChild( this ); 
    } 
    private function completeHandler(event:Event):void 
    { 
        var data:ByteArray = event.target.data; 
        data.endian = Endian.LITTLE_ENDIAN 
        var q:int;var sum:int=0 
        try { 
            while (q = data.readUnsignedShort()) { 
                var t:TriangleMesh3D = new TriangleMesh3D(mat, new Array(), new Array()); 
                var arr: Array = new Array(); 
                if(q>1)for (var a:int = 0; a < q; a++) { 
                    var v1:Vertex3D = new Vertex3D(data.readFloat(), data.readFloat(),data.readFloat()) 
                    var v2:Vertex3D = new Vertex3D(data.readFloat(), data.readFloat(),data.readFloat()) 
                    var v3:Vertex3D = new Vertex3D(data.readFloat(), data.readFloat(),data.readFloat()) 
                    t.geometry.vertices.push(v1);t.geometry.vertices.push(v2);t.geometry.vertices.push(v3); 
                    t.geometry.faces.push(new Triangle3D(t, [v1,v2,v3],mat, [new NumberUV(data.readFloat(),data.readFloat()),new NumberUV(data.readFloat(),data.readFloat()),new NumberUV(data.readFloat(),data.readFloat())])); 
                } 
                for (var i:int = 0; i < 9; i++) {arr.push(data.readFloat());} 
                t.extra = { stat:arr }; sum += arr[0]; 
                letters.push(t);     
            } 
        } catch (err:Error) { 
        }finally { 
            if (letters.length > 1) { sum +=(letters.length - 1)* spacer; } 
            letters[0].x = -sum / 2+letters[0].extra.stat[0]/2; 
            for (var i:int = 0; i < letters.length; i++ ) { 
                _Mesh.addChild(letters[i]); 
                if (i > 0) { letters[i].x=letters[i-1].x+spacer+(letters[i-1].extra.stat[0]/2)+(letters[i].extra.stat[0]/2); } 
            } 
            this.geometry.ready = true; 
            var fileEvent:FileLoadEvent = new FileLoadEvent( FileLoadEvent.LOAD_COMPLETE, _filename ); 
            this.dispatchEvent( fileEvent ); 
            this.loaded = true; 
        } 
    } 
}

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