protected void initScene() {
      PointLight light = new PointLight();
      light.setZ(6);
      light.setPower(2);

      getCurrentScene().addLight(light);

      Texture jetTexture = new Texture("jetTexture", R.drawable.jettexture);
      SphereMapTexture sphereMapTexture =
          new SphereMapTexture("manilaSphereMapTex", R.drawable.manila_sphere_map);

      jetTexture.setInfluence(.8f);
      // -- important!
      sphereMapTexture.isEnvironmentTexture(true);
      sphereMapTexture.setInfluence(.2f);

      Object3D jet1 = null;
      // -- sphere map with texture

      try {
        Material material1 = new Material();
        material1.enableLighting(true);
        material1.setDiffuseMethod(new DiffuseMethod.Lambert());
        material1.addTexture(jetTexture);
        material1.addTexture(sphereMapTexture);

        ObjectInputStream ois;
        ois = new ObjectInputStream(mContext.getResources().openRawResource(R.raw.jet));
        jet1 = new Object3D((SerializedObject3D) ois.readObject());
        jet1.setMaterial(material1);
        jet1.setY(2.5f);
        addChild(jet1);
      } catch (Exception e) {
        e.printStackTrace();
      }

      Vector3 axis = new Vector3(2, -4, 1);
      axis.normalize();

      Animation3D anim1 = new RotateAnimation3D(axis, 360);
      anim1.setRepeatMode(RepeatMode.INFINITE);
      anim1.setDuration(12000);
      anim1.setTransformable3D(jet1);
      registerAnimation(anim1);
      anim1.play();

      sphereMapTexture = new SphereMapTexture("manilaSphereMapTex2", R.drawable.manila_sphere_map);
      sphereMapTexture.isEnvironmentTexture(true);
      sphereMapTexture.setInfluence(.5f);

      Material material2 = new Material();
      // -- important, indicate that we want to mix the sphere map with a color
      material2.enableLighting(true);
      material2.setDiffuseMethod(new DiffuseMethod.Lambert());
      try {
        material2.addTexture(sphereMapTexture);
      } catch (TextureException e) {
        e.printStackTrace();
      }
      material2.setColorInfluence(.5f);

      Object3D jet2 = jet1.clone(false);
      jet2.setMaterial(material2);
      // -- also specify a color
      jet2.setColor(0xff666666);
      jet2.setY(-2.5f);
      addChild(jet2);

      Animation3D anim2 = new RotateAnimation3D(axis, -360);
      anim2.setRepeatMode(RepeatMode.INFINITE);
      anim2.setDuration(12000);
      anim2.setTransformable3D(jet2);
      registerAnimation(anim2);
      anim2.play();

      getCurrentCamera().setPosition(0, 0, 14);
    }
 public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
   mCameraOffset.setAll(
       mSeekBarX.getProgress() - 10, mSeekBarY.getProgress() - 10, mSeekBarZ.getProgress());
   ((ChaseCameraRenderer) mRenderer).setCameraOffset(mCameraOffset);
 }