/// <summary>
/// Returns the closest of the four non-diagonal directions inside a rectangular tilemap, by angle.
/// </summary>
public static Direction Quadrogonal(this Math.Direction2 direction)
{
return((Direction)((
(int)System.Math.Floor(direction.Degrees * (1 / 90f) + 0.5f) % 4
) * 2 + 1));
}
/// <summary>
/// Returns the closest of the eight directions inside a rectangular tilemap, by angle.
/// </summary>
public static Direction Octagonal(this Math.Direction2 direction)
{
return((Direction)((int)System.Math.Floor(direction.Degrees * (1 / 45f) + 0.5f) % 8 + 1));
}
