/// <summary>Returns the angle we are facing towards given our point to the targets point (taking a stab at this description)</summary>
/// <param name="me">the player</param>
/// <param name="target">the target</param>
/// <returns>The facing towards unit radians.</returns>
private static float FacingTowardsUnitRadians(WoWPoint me, WoWPoint target)
{
try
{
WoWPoint direction = me.GetDirectionTo(target);
direction.Normalize();
float myFacing = StyxWoW.Me.Rotation;
// real and safe tan reverse function
double ret = Math.Atan2(direction.Y, direction.X);
double alpha = Math.Abs(myFacing - ret);
if (alpha > Math.PI)
{
alpha = Math.Abs(2 * Math.PI - alpha);
}
if (Double.IsNaN(alpha)) return 0f;
return (float)alpha;
}
catch
{
return 0f;
}
}