Re: LibGL

[tomek.fizyk@op.pl]

Użytkownik Lennart Sorensen <lsorense@csclub.uwaterloo.ca> napisał:
>On Wed, Feb 28, 2007 at 02:05:24PM +0100, tomek.fizyk@op.pl wrote:
>> Ok. Now I think I understand...
>> The libGL.so.1 is symlinked to the driver itself. That means that the OpenGL
>> apps have a direct access to the driver and you don't have to worry about the
>> 3D acceleration.
>> 
>> But the devel libraries...
>> The libGL.so is symlinked to a MESA GL 1.2 library placed in nvidia/ subrir.
>> Why the heck to GL 1.2??
>> Does it mean that when I use the nvidia-glx-dev and I want to compile some
>> OpenGL app that uses functions from OGL > 1.2, I have to load the functions
>> myself? ("The Windows Way" :[ )
>
>If libgl1-mesa-dev is installed, then compiling will use the mesa gl
>lib since that is what matches the header files chose to use.  If you
>have nvidia-glx-dev installed instead (you can't have both), then it will
>use the nvidia libGL instead.  It is all taken care of at boot time by
>/etc/init.d/nvidia-glx.  Of course if you haven't rebooted in a while,
>your links might be wrong.  Running the script with start or restart
>argument updates the links.
>
>--
>Len Sorensen
>
>

Ok. you convinced me;)


Tomek