[Haskell-cafe] OpenGL performance issue on OSX

[Alp Mestanogullari]

Maybe you need to disable the hot switching between the default graphics
card and the more powerful one? I think that was the source of a few
similar issues [1].

[1]: http://gloss.ouroborus.net, question *Q: On my MacBook Pro under OSX,
gloss programs freeze after displaying the first few frames*


On Tue, May 20, 2014 at 6:20 AM, Michael Baker <michaeltbaker at gmail.com>wrote:

> I'm using OpenGLRaw and I'm getting 3 frames per second trying to draw
> 8000 triangles. When I profile the application, I see that almost all of
> the time is taken by a call to CGLFlushDrawable, which is apparently OSX's
> function for swapping the back buffer to the front buffer.
>
> Has anyone else run into a problem like this? I seem to recall a thread a
> while ago about a Haskell specific OpenGL performance issue, but I can't
> find it now.
>
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-- 
Alp Mestanogullari
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