public static void ApplySelected()
 {
     if (selected == null)
     {
         selected = _allModes[0];
     }
     selected.Apply();
 }
    public void Apply()
    {
        selected = this;

        foreach (meshSHaderMode s in _allModes)
        {
            if (this == s)
            {
                Shader.EnableKeyword(s.Value);
            }
            else
            {
                Shader.DisableKeyword(s.Value);
            }
        }
    }