public void goTo(Position lookAtPos, double distance) {

    Globe globe = this.getView().getGlobe();
    BasicFlyView view = (BasicFlyView) this.getView();

    Position lookFromPos =
        new Position(
            lookAtPos,
            globe.getElevation(lookAtPos.getLatitude(), lookAtPos.getLongitude()) + distance);

    // TODO: scale on mid-altitude?
    final long MIN_LENGTH_MILLIS = 4000;
    final long MAX_LENGTH_MILLIS = 16000;
    long timeToMove =
        AnimationSupport.getScaledTimeMillisecs(
            view.getEyePosition(), lookFromPos, MIN_LENGTH_MILLIS, MAX_LENGTH_MILLIS);
    FlyToFlyViewAnimator panAnimator =
        FlyToFlyViewAnimator.createFlyToFlyViewAnimator(
            view,
            view.getEyePosition(),
            lookFromPos,
            view.getHeading(),
            Angle.ZERO,
            view.getPitch(),
            Angle.ZERO,
            view.getEyePosition().getElevation(),
            lookFromPos.getElevation(),
            timeToMove,
            WorldWind.ABSOLUTE);

    this.gotoAnimControl.put(VIEW_ANIM_PAN, panAnimator);

    this.getView().firePropertyChange(AVKey.VIEW, null, this.getView());
  }
  public void lookAt(Position lookAtPos, long timeToMove) {
    BasicFlyView view = (BasicFlyView) this.getView();
    Vec4 lookDirection;
    double distanceToSurface;
    Vec4 currentLookAtPt = view.getCenterPoint();
    Position newPosition;
    if (currentLookAtPt == null) {
      view.getGlobe().computePointFromPosition(lookAtPos);
      double elevAtLookAtPos =
          view.getGlobe().getElevation(lookAtPos.getLatitude(), lookAtPos.getLongitude());
      newPosition = new Position(lookAtPos, elevAtLookAtPos + 10000);
    } else {
      Vec4 currentEyePt = view.getEyePoint();
      distanceToSurface = currentEyePt.distanceTo3(currentLookAtPt);
      lookDirection = currentLookAtPt.subtract3(currentEyePt).normalize3();
      Vec4 newLookAtPt = view.getGlobe().computePointFromPosition(lookAtPos);
      Vec4 flyToPoint = newLookAtPt.add3(lookDirection.multiply3(-distanceToSurface));
      newPosition = view.getGlobe().computePositionFromPoint(flyToPoint);
    }

    ViewUtil.ViewState viewCoords = view.getViewState(newPosition, lookAtPos);

    FlyToFlyViewAnimator panAnimator =
        FlyToFlyViewAnimator.createFlyToFlyViewAnimator(
            view,
            view.getEyePosition(),
            newPosition,
            view.getHeading(),
            viewCoords.getHeading(),
            view.getPitch(),
            viewCoords.getPitch(),
            view.getEyePosition().getElevation(),
            viewCoords.getPosition().getElevation(),
            timeToMove,
            WorldWind.ABSOLUTE);

    this.gotoAnimControl.put(VIEW_ANIM_PAN, panAnimator);
    this.getView().firePropertyChange(AVKey.VIEW, null, this.getView());

    view.firePropertyChange(AVKey.VIEW, null, view);
  }