AS3.0 Augmented Reality 1046 Error - actionscript-3

Question

I am having an Error on the loop function can anyone tell me what i am doing wrong?
I think my syntax is good?
Severity and Description Path Resource Location Creation Time Id
1046: Type was not found or was not a compile-time constant: Event. ar/src ar.as line 94 1318225764229 228
package {
import flash.display.Sprite;
import org.papervision3d.objects.primitives.Cube;
[SWF(width="640", height="480", framerate="30", backgroundColor="#ffffff")]
public class ar extends Sprite
{
// Embed the marker.pat file
[Embed(source="marker.pat", mimeType="application/octet-stream")]
private var marker:Class;
// Embed the camera.pat file
[Embed(source="camera_para.dat", mimeType="application/octet-stream")]
private var cam_params:Class;
// createFLAR Vars
private var ar_params:FLARParam;
private var ar_marker:FLARCode;
// createCAM Vars
private var ar_vid:Video;
private var ar_cam:Camera;
// createBMP Vars
private var ar_bmp:BitmapData;
private var ar_raster:FLARRgbRaster_BitmapData;
private var ar_detection:FLARSingleMarkerDetector;
// createPapervision Vars
private var ar_scene:Scene3D;
private var ar_3dcam:FLARCamera3D;
private var ar_basenode:FLARBaseNode;
private var ar_viewport:Viewport3D;
private var ar_renderengine:BasicRenderEngine;
private var ar_transmat:FLARTransMatResult;
private var ar_cube:Cube;
public function ARProj()
{
createFLAR();
createCAM();
createBMP();
createPapervision();
addEventListener(Event.ENTER_FRAME, loop);
}
public function createFLAR()
{
ar_params = new FLARParam();
ar_marker = new FLARCode();
ar_params.loadParam(new cam_params() as ByteArray);
ar_marker.loadARPatt(new marker());
}
public function createCAM()
{
ar_vid = new Video(640, 480);
ar_cam = Camera.getCamera();
ar_cam.setMode(640,480,30);
ar_vid.attachCamera(ar_cam);
addChild(ar_vid);
}
public function createBMP()
{
ar_bmp = new BitmapData(640,480);
ar_bmp.draw(ar_vid);
ar_raster = new FLARRgbRaster_BitmapData(ar_bmp);
ar_raster = new FLARSingleMarkerDetector(ar_params, ar_marker, 80);
}
public function createPapervision()
{
ar_scene = new Scene3D();
ar_3dcam = new FLARCamera3D(ar_params);
ar_basenode = new FLARBaseNode();
ar_renderengine = new BasicRenderEngine();
ar_transmat = new FLARTransMatResult();
ar_viewport = new Viewport3D();
var ar_light:PointLight3D = new PointLight3D();
ar_light.x = 1000;
ar_light.y = 1000;
ar_light.z = -1000;
var ar_bitmap:BitmapMaterial;
ar_bitmap = new BitmapFileMaterial("image.jpeg");
ar_bitmap.doubleSided = true;
ar_cube = new Cube(new MaterialsList({all:ar_bitmap}), 80, 80, 80);
ar_scene.addChild(ar_baseNnode);
ar_basenode.addChild(ar_cube);
addChild(ar_viewport);
}
public function loop(e:Event):void
{
ar_bmp.draw(ar_vid);
ar_cube.rotationX +=4;
ar_cube.rotationY +=6;
try
{
if (ar_detection.detectMarkerLite(ar_raster, 80) && ar_detection.getConfidence() > 0)
{
ar_detection.getTransformMatrix(ar_transmat);
ar_basenode.setTransformMatrix(ar_transmat);
ar_renderengine.renderScene(ar_scene, ar_3dcam, ar_viewport);
}
}
catch(e:Error){
}
}
}
}

Answer 1

import flash.events.Event;
You have not imported Event class. Add this import.

Answer 2

You're missing the import for the event Class (and probably more).