UnityEditor.HandleUtility.DistanceToDiamond C# (CSharp) Method

        internal static float DistanceToDiamond(Vector3 position, Quaternion rotation, float size)
        {
            return DistanceToDiamondInternal(position, rotation, size, Event.current.mousePosition);
        }

        private float MouseDistanceToPoint(int index)
        {
            switch (GetTangentMode(index))
            {
            case TangentMode.Broken:
                return(HandleUtility.DistanceToDiamond(GetPointPosition(index), Quaternion.identity, GetHandleSizeForPoint(index)));

            case TangentMode.Linear:
                return(HandleUtility.DistanceToRectangle(GetPointPosition(index), Quaternion.identity, GetHandleSizeForPoint(index)));

            case TangentMode.Continuous:
                return(HandleUtility.DistanceToCircle(GetPointPosition(index), GetHandleSizeForPoint(index)));
            }
            return(float.MaxValue);
        }