void OnDisable()
 {
     if (blur != null)
     {
         blur.Dispose();
         blur = null;
     }
     if (glow != null)
     {
         glow.Dispose();
         glow = null;
     }
     blurred.DestroySelf();
 }
 void OnEnable()
 {
     blur = new Blur();
     glow = new Glow();
 }