Ian Romanick wrote:

> Nathan Gray wrote:
> 
>> This is an example from an opengl tutorial that I'm trying out.  If I run
>> it with LIBGL_ALWAYS_INDIRECT it works fine, but with direct rendering I
>> just
>> get a blank window.  I'm using the radeon driver from recent CVS (checked
>> out yesterday anonymously) on a Dell Inspiron 4150 w/Radeon Mobility M7.
> 
> So, the example is drawing a wire-frame cube and clearing the screen as
> fast as it can on a single-buffered display?  What do you think the odds
> are on a fast video card that the video refresh logic will just happen
> to be displaying something when it's not cleared?  Pretty close to 0 I'd
> say.  The driver isn't broken.  You only see it with indirect rendering
> because the drawing / clearing is slower, so the cube is on the screen
> for a larger amount of time.

In that case shouldn't LIBGL_SYNC_REFRESH fix the problem?  It doesn't.

Thanks,
-n8

-- 
>>>-- Nathaniel Gray -- Caltech Computer Science ------>
>>>-- Mojave Project -- http://mojave.cs.caltech.edu -->



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