/// <summary>
/// Get the vector shift which when added to camera position will do the effect of zoom to extents (zoom to fit) operation,
/// so all the passed points will fit in the current view.
/// </summary>
/// <param name="boundingBox">The bounding box.</param>
/// <returns>The zoom to fit vector</returns>
public Vector3 GetZoomToExtentsShiftVector(ref BoundingBox boundingBox)
{
return(GetZoomToExtentsShiftDistance(boundingBox.GetCorners()) * this.pNear.Normal);
}
/// <summary>
/// Get the distance which when added to camera position along the lookat direction will do the effect of zoom to extents (zoom to fit) operation,
/// so all the passed points will fit in the current view.
/// if the returned value is positive, the camera will move toward the lookat direction (ZoomIn).
/// if the returned value is negative, the camera will move in the reverse direction of the lookat direction (ZoomOut).
/// </summary>
/// <param name="boundingBox">The bounding box.</param>
/// <returns>The zoom to fit distance</returns>
public float GetZoomToExtentsShiftDistance(ref BoundingBox boundingBox)
{
return(GetZoomToExtentsShiftDistance(boundingBox.GetCorners()));
}
