/// <summary>
/// Gets the neighbour grid component to a given position in the given direction, if one exists.
/// The predefined directions on the <see cref="DirectionVector"/> can be combined for more combinations.
/// </summary>
/// <param name="mgr">The grid manager.</param>
/// <param name="position">The position.</param>
/// <param name="direction">The direction.</param>
/// <returns>The neighbouring grid, or null if no neighbour exists</returns>
public static GridComponent GetNeighbourGrid(this IGridManager mgr, Vector3 position, DirectionVector direction)
{
var g = mgr.GetGridComponent(position);
var bounds = g.bounds;
var pos = bounds.center + ((bounds.extents + Vector3.one) * direction);
return(mgr.GetGridComponent(pos));
}