GetRatio()

private Vector3 GetRatio(ItemScriptableObject item){
      float canvasSize = item.canvasDisplaySize;
      Sprite showIcon = item.icon;
      if(showIcon.bounds.extents.y > showIcon.bounds.extents.x){
        float ratio = showIcon.bounds.extents.y/showIcon.bounds.extents.x;
        return new Vector3(canvasSize / ratio, canvasSize, canvasSize);
      }else{
        float ratio = showIcon.bounds.extents.x/showIcon.bounds.extents.y;
        return new Vector3(canvasSize, canvasSize / ratio, canvasSize);
      }
    }