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Question by BlimpityBlop · Sep 29, 2017 at 04:03 AM · c#windowsdllprocessing

Why does this SUPER simple line of code take 35% or my processing power?

For my Job I am trying to create a Heartbeat program that monitors the status of interactives. In order to do this safely, I don't want clients closing out of the program, so I want to hide the window.

This is the single line of code that causes 35% of my processing power to be used when I run it. There is nothing in the scene and no other scripts.:

 void OnApplicationFocus(bool hasFocus)
 {
    User32.ShowWindow(User32.GetActiveWindow(), 0);
 }

Once you build your application, this code should immediately hide it. Now if you open Task Manager, you can see that when the application is hidden, it takes a lot of processing power. Anyone know why?

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Answer by Bilelmnasser · Sep 29, 2017 at 08:36 AM

hi, unity3d doesn't recognize of being hided by windows so you need to manually hide your gameObjects to not call the draw function of unity .

see this reference to your problem

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avatar image BlimpityBlop · Sep 29, 2017 at 01:42 PM 0
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But I have no objects in the scene. When the window is visible, the processing power consumed is about .5%, when it's hidden it turns into 35%.

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