[pv3d专题]材质

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package  
{
import flash.display.Bitmap;
import flash.display.BitmapData;
import flash.display.Loader;
import flash.display.Shape;
import flash.display.MovieClip;
import flash.events.Event;
import flash.events.MouseEvent;
import flash.net.URLRequest;
import flash.display.Sprite;
import flash.events.Event;
import flash.geom.Rectangle;
import flash.text.TextField;
import flash.text.TextFieldAutoSize;
import flash.text.TextFormat;
import org.papervision3d.materials.BitmapAssetMaterial;
import org.papervision3d.materials.BitmapFileMaterial;
import org.papervision3d.materials.BitmapMaterial;
import org.papervision3d.materials.ColorMaterial;
import org.papervision3d.materials.MovieAssetMaterial;
import org.papervision3d.materials.MovieMaterial;
import org.papervision3d.materials.special.CompositeMaterial;
import org.papervision3d.materials.WireframeMaterial;
import org.papervision3d.objects.DisplayObject3D;
import org.papervision3d.objects.primitives.Cube;
import org.papervision3d.objects.primitives.PaperPlane;
import org.papervision3d.objects.primitives.Plane;
import org.papervision3d.objects.primitives.Sphere
import org.papervision3d.view.BasicView;
import org.papervision3d.materials.BitmapColorMaterial;
import org.papervision3d.materials.utils.MaterialsList;
import org.papervision3d.events.InteractiveScene3DEvent;

/**
  * ...
  * @author 张首尚
  */
public class vb extends BasicView
{
  
  private  var shpere:Sphere;
  private var shpere2:Sphere;
  private var planelane;
  private var cube:Cube;
  private var mList:MaterialsList;
  private var paperPlaneaperPlane;
  private var do3DisplayObject3D;
  
  /**图片*/
  private var imageBitmap:Bitmap;
  /**图片加载*/
  private var imageLoaderoader;
  public function vb()
  {
   super(640, 480, false, ***e); //***e 可交互
   init();
  }
  
  override protected function onRenderTick(e:Event=null):void
  {
   //cube.localRotationX += 1;
   //plane.localRotationY += 1;
   super.onRenderTick();
  }
  
  private function init():void
  {
   imageLoader = new Loader();
   imageLoader.contentLoaderInfo.addEventListener(Event.COMPLETE, onComplete);
   imageLoader.load(new URLRequest("assets/1.jpg"));
  }
  
  private function onComplete(evt:Event):void
  {
   //图片数据
   imageBitmap = imageLoader.content as Bitmap;
   
   mList = new MaterialsList();
   //线条材质
   var xt:WireframeMaterial = new WireframeMaterial(0xFF00FF, 1, 2);
   xt.interactive = ***e;
   //颜色材质
   var cl:ColorMaterial = new ColorMaterial(0x11FF55, 1);
   
   //shape 图形
   var shap:Shape = new Shape();
   shap.graphics.beginFill(0x334455, 1);
   shap.graphics.drawCircle(100, 100, 100);
   var bitdata:BitmapData = new BitmapData(200, 200, ***e, 0x0);
   bitdata.draw(shap);
   //位图材质一 程序绘制
   var bitM:BitmapMaterial = new BitmapMaterial(bitdata, ***e);
   bitM.smooth = ***e;
   
   //位图材质二 导入图片
   var bitM2:BitmapMaterial = new BitmapMaterial(imageBitmap.bitmapData, ***e);
   bitM2.smooth = ***e;
   
   //位图材质三 导入图片
   var bitM3:BitmapFileMaterial = new BitmapFileMaterial("assets/2.jpg");
   bitM3.smooth = ***e;
   
   //元件位图材质 IMG_0010库里的图片元件类名
   var bitM4:BitmapAssetMaterial = new BitmapAssetMaterial("IMG_0010");
   bitM4.smooth = ***e;
   /*在Flex Builder and Flash Builder中使用元件是将元件转换成BitmapAsset对象 ，然后用
   BitmapAsset的bitmapData属性然创建一个常规的BitmapMaterial.对象。
   嵌入也可以实现。使用元数据标签[Embed]：如下面的代码所示：
   [Embed (source="assets/mill.jpg")] public var mill:Class;
   我们将mill.jpg文件导入为元件。命名为mill类，下面这行代码将创建mill
   对象并将它转换成BitmapAsset格式。
   var millAsset:BitmapAsset = new mill() as BitmapAsset;
   然后创建位图材质，就像我们前面的做法一样。
   var material:BitmapMaterial = new BitmapMaterial(millAsset.bitmapData);
   注意这种方法只能在flex Builder 和Flash Builder 中使用。并且没有用到BitmapAssetMaterial
   类。*/
   var materialSprite:Sprite = new Sprite();
   materialSprite.graphics.beginFill(0x333333);
   materialSprite.graphics.drawRect(0,0,200,200);
   var textfield:TextField = new TextField();
   textfield.text = "Hello 3D world!";
   textfield.autoSize = TextFieldAutoSize.LEFT;
   textfield.setTextFormat(new TextFormat("Arial",25));
   textfield.x = (materialSprite.width - textfield.width) / 2;
   textfield.y = (materialSprite.height - textfield.height) / 2;
   materialSprite.addChild(textfield);
   
   //displayObject 子类做材质
   var bitM5:MovieMaterial = new MovieMaterial(materialSprite);
   bitM5.doubleSided = ***e;
   bitM5.smooth = ***e;
   
   //影片剪辑做材质
   var bitM6:MovieAssetMaterial = new MovieAssetMaterial("mc1",false,***e,false,***e);
   bitM6.doubleSided = ***e;
   bitM6.smooth = ***e;
   bitM6.interactive = ***e;
   //bitM6.rect = new Rectangle(100,100,500,500);
   
   /*mList.addMaterial(bitM5, "front");
   mList.addMaterial(cl, "back");
   mList.addMaterial(bitM4, "left");
   mList.addMaterial(bitM3, "right");
   mList.addMaterial(bitM2, "top");
   mList.addMaterial(bitM, "bottom");
   cube = new Cube(mList, 600, 600, 200, 3, 3,3,Cube.ALL);
   this.scene.addChild(cube);*/
   
   //组合材质 材质重叠
   var cm:CompositeMaterial = new CompositeMaterial();
   cm.addMaterial(xt);
   cm.addMaterial(bitM6);
   cm.doubleSided = ***e;
   cm.interactive = ***e;
   MovieClip(bitM6.movie).addEventListener(MouseEvent.MOUSE_OVER, onMouseOver);
   MovieClip(bitM6.movie).addEventListener(MouseEvent.MOUSE_OUT, onMouseOut);
   plane = new Plane(cm, 500, 500);
   plane.addEventListener(InteractiveScene3DEvent.OBJECT_CLICK, onClick);
   plane.addEventListener(InteractiveScene3DEvent.OBJECT_OVER, onMouseOver);
   plane.addEventListener(InteractiveScene3DEvent.OBJECT_OUT, onMouseOut);
   this.scene.addChild(plane);
   this.startRendering();
  }
  
  //点击事件
  private function onClick(evt:InteractiveScene3DEvent):void
  {
   evt.displayObject3D.localRotationY += 12;
  }
  
  //鼠标移上去
  private function onMouseOver(evt:InteractiveScene3DEvent):void
  {
   viewport.buttonMode = ***e;
  }
  //鼠标移出来
  private function onMouseOut(evt:InteractiveScene3DEvent):void
  {
   viewport.buttonMode = false;
  }
  
  /*平滑材质使用 material.smooth = ***e.
  双面材质使用 material.doubleSided = ***e.
  动画材质使用 material.animated= ***e.
  阻止材质扭曲使用 material.precise = ***e.
  材质和物体可以交互使用 viewport.interactive = ***e
  material.interactive = ***e.
  翻转材质使用DisplayObject的 scaleX属性,或者使用BitmapMaterialTools功能类的
  静态方法来翻转bitmap数据：BitmapMaterialTools.mirrorBitmapX( material.bitmap).
  平铺材质使用 material.tiled = ***e并设置 material.maxU 和 material.maxV这两个
  横线和纵向重复数.*/
}
}
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