FogFilter

FogFilter applies varying levels of visibility based on the object's location within the scene.

Example

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Papervision3D FogFilter

Instructions

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  1. Import
    2. import org.papervision3d.core.render.filter.FogFilter;
  2. Initialize
    3. renderer.filter = new FogFilter(material, segments, minDepth, maxDepth, useViewportLayer);
    Parameter: Default: Description:
    material NONE color
    segments 8 levels of visibility
    minDepth 200 minimum depth
    maxDepth 4000 maximum depth
    useViewportLayer null viewport layer used

Code

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

  import org.papervision3d.cameras.Camera3D;
  import org.papervision3d.core.render.filter.FogFilter;
  import org.papervision3d.materials.ColorMaterial;
  import org.papervision3d.materials.special.FogMaterial;
  import org.papervision3d.objects.DisplayObject3D;
  import org.papervision3d.objects.primitives.Plane;
  import org.papervision3d.render.BasicRenderEngine;
  import org.papervision3d.scenes.Scene3D;
  import org.papervision3d.view.Viewport3D;

  public class Papervision3DFogFilter extends Sprite
  {
    private var scene    :Scene3D;
    private var camera   :Camera3D;
    private var viewport :Viewport3D;
    private var renderer :BasicRenderEngine;
    private var material :ColorMaterial;
    private var object   :DisplayObject3D;
    private var object2  :Plane;

    public function Papervision3DFogFilter()
    {
      scene = new Scene3D();

      camera = new Camera3D();

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

      renderer        = new BasicRenderEngine();
      renderer.filter = new FogFilter(new FogMaterial(0xffffff), 8, 200, 2000);

      material             = new ColorMaterial(0x000000);
      material.doubleSided = true;

      object = new DisplayObject3D();
      scene.addChild(object);

      object2   = new Plane(material);
      object2.x = -500;
      object.addChild(object2);

      addEventListener(Event.ENTER_FRAME, handleEnterFrame);
    }

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

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

Download

Reference

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Papervision3D Official Documentation