Pixel distance from mouse pointer to camera facing circle.
public static float DistanceToCircle(Vector3 position, float radius) { Vector2 vector = WorldToGUIPoint(position); Camera current = Camera.current; Vector2 zero = Vector2.zero; if (current != null) { zero = WorldToGUIPoint(position + ((Vector3) (current.transform.right * radius))); Vector2 vector3 = vector - zero; radius = vector3.magnitude; } Vector2 vector4 = vector - Event.current.mousePosition; float magnitude = vector4.magnitude; if (magnitude < radius) { return 0f; } return (magnitude - radius); }
private static float DistanceToCircleInternal(Vector3 position, Quaternion rotation, float size) { return(HandleUtility.DistanceToCircle(position, size)); }