PVD3D小試

2007-09-18
上禮拜參加MMUG的網聚，邦邦介紹了使用PVD3D的方法。寫了一個小練習，附上的自已畫的sprite、camera、3D物件的關係圖，有錯的話請指正，哈哈
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package {  
 import flash.display.BitmapData;  
 import org.papervision3d.events.InteractiveScene3DEvent;  
 import org.papervision3d.scenes.MovieScene3D;  
 import org.papervision3d.cameras.Camera3D;  
 import org.papervision3d.objects.*;  
 import org.papervision3d.materials.*;  
 import org.papervision3d.utils.*;  
 import org.papervision3d.objects.Sphere;  
 import org.papervision3d.scenes.*;  
 import flash.events.Event;  
 import flash.display.Sprite;  
 import flash.events.MouseEvent;  
 import flash.display.DisplayObject;  
 import flash.display.MovieClip;  
 import flash.display.BlendMode;  
 import flash.display.StageAlign;  
 import flash.display.StageScaleMode;  
 import flash.geom.Matrix;  
 import flash.display.Bitmap;  

[SWF(backgroundColor="#000000", frameRate="30", width="1400", height="1400")]  

public class Step2 extends Sprite  
{  
[Embed(source="min.JPG")]  
private var CubeTexture:Class;  
private var container:Sprite;  
private var scene:Scene3D;  
private var camera:Camera3D;  
private var rootNode:DisplayObject3D;  
private var material:ColorMaterial;  
private var myCube1:Cube;  
private var myCube3:DisplayObject3D;  

public function Step2()  
{  
// initialize the objects  
init3D();  

// add a listener for the 3D loop  
addEventListener(Event.ENTER_FRAME, loop3D);  
}  

private function init3D():void{  

container = new Sprite();  
addChild(container);  
//產生最原始的影片物件  

container.x =300;  
container.y = 300;  
//設定影片大小  

scene = new Scene3D(container);  
//把Scenen3D物件放到影片物件中  
var cubeTexture:Bitmap = new CubeTexture() as Bitmap;  
//新增Bitmap類別(用來載入jpg)  
var bpp:ColorMaterial=new ColorMaterial(0xffcc00);  
//顏色材質，等等要貼在cube上  
 var mp2:MaterialsList = new MaterialsList(  
//材質列表物件，應該是用來貼多邊型，有前後左右下上面可設定材質  
 {  
 //all:  
 front: new ColorMaterial(0xffcc00),  
 back: new ColorMaterial(0x5CCC00),  
 right: new ColorMaterial(0xEBEBEB),  
 left: new BitmapMaterial(cubeTexture.bitmapData),  
 top: new ColorMaterial(0x3D38EB),  
 bottom: new ColorMaterial(0xffcc00)  
 } );  

//mp2.addMaterial(bpp,"all");  
//也可以用add的方式貼   
 var myCube1:Cube=new Cube(mp2,500,500,800);  
 //產生cube物件，帶入材質和大小  
scene.addChild(myCube1);  
//把cube增加入畫面  

camera = new Camera3D();  
//攝影機物件  
camera.z = -1000;  
//攝影機的距離  
camera.zoom = 5;  
//攝影機的zoom in程度  
camera.focus = 100;  
}  

private function loop3D(event:Event):void{   
//不斷loop的程式   
 camera.hover(1, (container.x - mouseX)/100, (container.y-mouseY)/100);  

scene.renderCamera( this.camera );   
}  
}  

}  


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