Re: Obtaining the color of the screen at a known point
Re: Obtaining the color of the screen at a known point
- Subject: Re: Obtaining the color of the screen at a known point
- From: Carl Hoefs <email@hidden>
- Date: Sat, 05 Nov 2016 18:25:19 -0700
On Nov 5, 2016, at 5:15 PM, Richard Charles <email@hidden> wrote:
>
>> On Nov 5, 2016, at 5:50 PM, Carl Hoefs <email@hidden> wrote:
>>
>> I have an iOS app in which the user touches the screen, and I need to read the color of screen at the touched point. How can this be done in iOS 9.3?
>
> OpenGL ES glReadPixels?
Thanks, that's the hint I was looking for! Got it working!
-Carl
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