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Re: [Public WebGL] GPU locking up laptop



You can turn it off in your js code when you get a webgl context.
Just pass in { antialias:false} to getContext().

On Sun, Feb 27, 2011 at 3:20 AM, John Davis <jdavis@pcprogramming.com> wrote:
> For the current version of Chrome, can I turn it off in script?  If so, how?
>
> On Sat, Feb 26, 2011 at 8:58 AM, Mo, Zhenyao <zhenyao@gmail.com> wrote:
>>
>> I think the reason Chrome has this problem and Firefox doesn't is
>> because multisampling is on in Chrome and off in Firefox.
>>
>> I tested on my laptop.  Once I turn off multisampling, I don't
>> experience the same issue.
>>
>> You could download the latest build here
>> http://build.chromium.org/f/chromium/continuous/?C=N;O=D
>>
>> And run chrome with --disable-gl-multisampling.
>>
>> I agree it's an issue the browser should handle with, that no matter
>> how heavy the GPU computation is, it shouldn't lock up browser or OS.
>>
>> For now, you could change your demo and request a canvas with
>> antialias:false.
>>
>> On Sat, Feb 26, 2011 at 6:26 AM, John Davis <jdavis@pcprogramming.com>
>> wrote:
>> > Not sure if this is a browser thing or an Angle thing.  Please take a
>> > look
>> > at this sample.
>> > http://www.pcprogramming.com/flight.html
>> > If I zoom in far enough on Chrome, my little Asus UX50V laptop will
>> > start to
>> > sputter and intermittently lock up.  FireFox beta 12 doesn't seem to
>> > have
>> > the problem.  Makes me a little nervous that a web page running WebGL
>> > can
>> > affect the responsiveness of the OS.
>> > JD
>> >
>>
>
>

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