public static void SetTextureSettings(this SpriteAtlas spriteAtlas, SpriteAtlasTextureSettings src)
 {
     _type.GetMethod("SetTextureSettings").Invoke(null, new object[] { spriteAtlas, src.Instance });
 }
        //public static void Remove(this SpriteAtlas spriteAtlas, UnityEngine.Object[] objects);

        //public static void RemoveAt(this SpriteAtlas spriteAtlas, int index);

        //public static UnityEngine.Object[] GetPackables(this SpriteAtlas spriteAtlas);

        public static void CopyTextureSettingsTo(this SpriteAtlas spriteAtlas, SpriteAtlasTextureSettings dest)
        {
            _type.GetMethod("SetTextureSettings").Invoke(null, new object[] { spriteAtlas, dest.Instance });
        }