Re: i5 & i7 auto graphics switching
Re: i5 & i7 auto graphics switching
- Subject: Re: i5 & i7 auto graphics switching
- From: Ken Thomases <email@hidden>
- Date: Sun, 12 Sep 2010 12:57:56 -0500
On Sep 11, 2010, at 10:57 PM, Trygve Inda wrote:
>> On Sep 11, 2010, at 10:52 AM, Trygve Inda wrote:
>>
>>> Is there a way to be notified when the graphic card is switched?
>>
>> NSApplicationDidChangeScreenParametersNotification
>
> When it is running on the slow card, the CGDirectDisplayID will be x, and on
> the fast card it will be y. Is there anyway to derive x from y or y from x?
>
> I am trying to be able to uniquely identify screens even before/after a
> processor switch.
Perhaps the index in the display list (either of +[NSScreen screens] or CGGetActiveDisplayList())? Alternatively, based on position?
Regards,
Ken
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