/// <summary>
/// Return objects that are within <paramref name="maxDistance"/> of the specified <paramref name="ray"/>.
/// If none, returns an empty array (not null).
/// </summary>
/// <param name="ray">The ray. Passing as ref to improve performance since it won't have to be copied.</param>
/// <param name="maxDistance">Maximum distance from the ray to consider.</param>
/// <returns>Objects within range.</returns>
public List <T> GetNearby(Ray ray, float maxDistance)
{
var collidingWith = new List <T>();
RootNode.GetNearby(ref ray, ref maxDistance, ref collidingWith);
return(collidingWith);
}
/// <summary>
/// Return objects that are within maxDistance of the specified ray.
/// If none, returns an empty array (not null).
/// </summary>
/// <param name="ray">The ray. Passing as ref to improve performance since it won't have to be copied.</param>
/// <param name="maxDistance">Maximum distance from the ray to consider.</param>
/// <returns>Objects within range.</returns>
public T[] GetNearby(Ray ray, float maxDistance)
{
var collidingWith = new List <T>();
RootNode.GetNearby(ref ray, ref maxDistance, collidingWith);
return(collidingWith.ToArray());
}