Re: [Plib-users] invalid OpenGL context problem

[Roy W. <ro...@ce...>]

Ah-- got it.  Thanks.

-Roy



>Red Hat has a fix for this but it has not been officially released yet.
>
>I do not recall the exact link, I sent an email to redhat regarding this
>problem and they gave me updated Mesa packages.
>
>It seems the problem appeared during their attempt to make Mesa have
>hardware acceleration for X 3.3.6 and X 4.1 at the same time.
>
>Anyway, since I don't have the original link, I'll point you to the one
>they provided me:
>
>http://www.slothmud.org/~hayward/mesafix
>--
>Brian
>
>On Mon, 7 Jan 2002, Roy Wood wrote:
>
>>This is an odd problem that I'm hoping that someone can shed some light
>>on....
>>
>>I'm having trouble with PLIB on my machine (RedHat 7.2, exact specs
>>below, if that matters; and yes, all the underlying X/OpenGL stuff is
>>fine-- I checked).  The specific symptoms are that calls to functions
>>like puInit() are failing with a warning of "puInit() called with an
>>invalid OpenGL context."  This occurs even for simple examples in the
>>PLIB demo tarball.
>>
>>After some investigation, I've determined that the glut calls to set up
>>the window are all completing correctly, but it seems as if there is a
>>delay in the window creation such that puInit() is called before the
>>window actually appears.  I tried delaying the call to puInit() and can
>>actually see the window pop, but other calls to PLIB functions cause
>>things to eventually crap out (I may be able to tweak it into working
>>correctly, but it was getting late and I was tired).
>>
>>So, any of you folks ever run into anything like this before?  Any
>>suggestions?
>>
>>
>>-Roy
>>
>>
>>
>>p.s.  As promised, the system specs are RedHat 7.2, XFree86 4.1, Mesa
>>3.4.7, glut version that ships with Mesa 3.4.7 (sorry-- can't get at my
>>system right now to determine the glut version), all on an AMD K6-II 500
>>MHz box, FIC 503A motherboard (VIA chipset), Matrox G450 videocard.  I
>>have tested out glut and yes, it works just fine (the gears demo runs at
>>about 500 frames/sec), as does XFree86 and OpenGL in general.
>>
>>
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>>
>
>-- 
>Brian Hayward
>
>
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