replacematerialbyname ex.[scrap]

http://osbo.com/papervision3d/kmz/


package
{
  import flash.display.Sprite;
  import flash.events.Event;

  import org.papervision3d.cameras.Camera3D;
  import org.papervision3d.events.FileLoadEvent;
  import org.papervision3d.events.InteractiveScene3DEvent;
  import org.papervision3d.materials.ColorMaterial;
  import org.papervision3d.materials.WireframeMaterial;
  import org.papervision3d.materials.special.CompositeMaterial;
  import org.papervision3d.materials.utils.MaterialsList;
  import org.papervision3d.objects.DisplayObject3D;
  import org.papervision3d.objects.parsers.KMZ;
  import org.papervision3d.render.BasicRenderEngine;
  import org.papervision3d.scenes.Scene3D;
  import org.papervision3d.view.Viewport3D;

  public class Papervision3DKMZ extends Sprite
  {
    private var scene     :Scene3D;
    private var camera    :Camera3D;
    private var viewport  :Viewport3D;
    private var renderer  :BasicRenderEngine;
    private var material  :CompositeMaterial;
    private var materials :MaterialsList;
    private var object    :KMZ;

    public function Papervision3DKMZ()
    {
      scene = new Scene3D();

      camera = new Camera3D();

      viewport                  = new Viewport3D();
      viewport.autoScaleToStage = true;
      viewport.interactive      = true;
      addChild(viewport);

      renderer = new BasicRenderEngine();

      material             = new CompositeMaterial();
      material.doubleSided = true;
      material.interactive = true;
      material.addMaterial(new ColorMaterial(0x000000, 0.5));
      material.addMaterial(new WireframeMaterial(0x000000));

      materials = new MaterialsList();
      materials.addMaterial(material, "material_0_0");

      object       = new KMZ();
      object.scale = 0.85;
      object.load("Cube.kmz", materials);
      scene.addChild(object);

      object.addEventListener(FileLoadEvent.LOAD_COMPLETE, handleLoadComplete);
    }

    private function handleLoadComplete(e:FileLoadEvent):void
    {
      object.removeEventListener(FileLoadEvent.LOAD_COMPLETE, handleLoadComplete);

      var child :DisplayObject3D = object.getChildByName("mesh1", true);
      child.addEventListener(InteractiveScene3DEvent.OBJECT_OVER, handleObjectOver);
      child.addEventListener(InteractiveScene3DEvent.OBJECT_OUT, handleObjectOut);
      child.addEventListener(InteractiveScene3DEvent.OBJECT_PRESS, handleObjectPress);

      addEventListener(Event.ENTER_FRAME, handleEnterFrame);
    }

    private function handleEnterFrame(e:Event):void
    {
      object.yaw(1);

      renderer.renderScene(scene, camera, viewport);
    }

    private function handleObjectOver(e:InteractiveScene3DEvent):void
    {
      viewport.containerSprite.buttonMode = true;
    }

    private function handleObjectOut(e:InteractiveScene3DEvent):void
    {
      viewport.containerSprite.buttonMode = false;
    }

    private function handleObjectPress(e:InteractiveScene3DEvent):void
    {
      var color :uint = Math.random() * 0xFFFFFF;

      material.removeAllMaterials();
      material.addMaterial(new ColorMaterial(color, 0.5));
      material.addMaterial(new WireframeMaterial(color));

      object.replaceMaterialByName(material, "material_0_0");
    }
  }
}