Resource.FittedBoxCollider C# (CSharp) Method

    private void FittedBoxCollider()
    {
        Transform transform = this.gameObject.transform;
        Quaternion rotation = transform.rotation;
        transform.rotation = Quaternion.identity;

        boxCollider = transform.GetComponent<BoxCollider> ();

        if (boxCollider == null) {
            transform.gameObject.AddComponent<BoxCollider> ();
            boxCollider = transform.GetComponent<BoxCollider> ();
        }

        Bounds bounds = new Bounds (transform.position, Vector3.zero);

        ExtendBounds (transform, ref bounds);

        boxCollider.center = new Vector3((bounds.center.x - transform.position.x) / transform.localScale.x, (bounds.center.y - transform.position.y) / transform.localScale.y, (bounds.center.z - transform.position.z) / transform.localScale.z);
        boxCollider.size = new Vector3(bounds.size.x / transform.localScale.x, bounds.size.y / transform.localScale.y, bounds.size.z / transform.localScale.z);

        transform.rotation = rotation;
    }