OpenSim.Region.Framework.Scenes.Scene.GetNearestRegionEdgePosition C# (CSharp) Method

        private Vector3 GetNearestRegionEdgePosition(ScenePresence avatar)
        {
            float xdistance = avatar.AbsolutePosition.X < Constants.RegionSize / 2 ? avatar.AbsolutePosition.X : Constants.RegionSize - avatar.AbsolutePosition.X;
            float ydistance = avatar.AbsolutePosition.Y < Constants.RegionSize / 2 ? avatar.AbsolutePosition.Y : Constants.RegionSize - avatar.AbsolutePosition.Y;

            //find out what vertical edge to go to
            if (xdistance < ydistance)
            {
                if (avatar.AbsolutePosition.X < Constants.RegionSize / 2)
                {
                    return GetPositionAtAvatarHeightOrGroundHeight(avatar, 0.0f, avatar.AbsolutePosition.Y);
                }
                else
                {
                    return GetPositionAtAvatarHeightOrGroundHeight(avatar, Constants.RegionSize, avatar.AbsolutePosition.Y);
                }
            }
            //find out what horizontal edge to go to
            else
            {
                if (avatar.AbsolutePosition.Y < Constants.RegionSize / 2)
                {
                    return GetPositionAtAvatarHeightOrGroundHeight(avatar, avatar.AbsolutePosition.X, 0.0f);
                }
                else
                {
                    return GetPositionAtAvatarHeightOrGroundHeight(avatar, avatar.AbsolutePosition.X, Constants.RegionSize);
                }
            }
        }