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Bug#812530: ITP: libglvnd -- Vendor-neutral OpenGL dispatch layer



On Sun, 07 Feb 2016 17:33:44 +0000 Luca Boccassi <luca.boccassi@gmail.com> wrote:
> Control: owner -1 tjaalton@debian.org
> 
> On Mon, 2016-01-25 at 09:46 +0200, Timo Aaltonen wrote:
> > 24.01.2016, 20:34, Luca Boccassi kirjoitti:
> > > * Package name    : libglvnd
> > >   Version         : 0~20160122
> > >   Upstream Author : NVIDIA Corporation
> > > * URL             : https://github.com/NVIDIA/libglvnd
> > > * License         : MIT
> > >   Programming Lang: C
> > >   Description     : Vendor-neutral OpenGL dispatch layer
> > > 
> > > libglvnd is a Vendor-neutral dispatch layer for arbitrating OpenGL API
> > > calls between multiple vendors on a per-screen basis.
> > > Currently, only the GLX window-system API and OpenGL are supported, but
> > > in the future this library may support EGL and OpenGL ES as well.
> > > 
> > > 
> > > I am one of the pkg-nvidia maintainers, and we would like to use this
> > > ITP to start a discussion about packaging libglvnd with the maintainers
> > > of Mesa, X and fglrx.
> > > 
> > > As you might have read news about, NVIDIA has been working on an open
> > > source (MIT-like license) vendor-neutral dispatch layer for OpenGL. They
> > > have now declared it stable, and their proprietary graphics driver
> > > started using it in version 361 [1].
> > > 
> > > It has been reported that AMD is interested in supporting this library
> > > too [2].
> > > 
> > > Finally, following a discussion on the upstream Mesa mailing list [3],
> > > it has been reported that work is in progress in Mesa too to support
> > > this library [4].
> > > 
> > > Our proposal would be to wait to upload this package until a version of
> > > Mesa that can make use of it is released. Then, as a a possible example,
> > > we could upload both to Debian experimental, and at the same time switch
> > > the proprietary Nvidia drivers to use it, and see how it works. When
> > > fglrx gets there too, we should then be able to stop using
> > > glx-alternatives-* packages.
> > > 
> > > My proposal for the packaging itself can be found on pkg-nvidia's git
> > > [5]. Given upstream doesn't seem to do release tagging, I'm using the
> > > 0~<LAST-COMMIT-DATE> format. I split each .so in an individual binary
> > > and -dbg package, called *-glvnd[-dbg], plus a common libglvnd-dev.
> > > Figuring out precisely the licensing was the fun part, as the code is a
> > > mixture of Expat, MIT-like, BSD 1-clause and 3-clause, GPL3 and
> > > GNU-permissive :-)
> > > 
> > > Comments? Opinions? ACKs/NACKs?
> > 
> > packaging available at
> > 
> > git://git.debian.org/pkg-xorg/lib/libglvnd.git
> > 
> > but since it hasn't been of any use there was no ITP filed, so thanks
> > for that :)
> > 
> > it's not final of course, tests fail and there are probably other issues
> > too..

Hi Timo,

Any news on uploading this to Stretch?

I think upstream Mesa has some initial support merged:

https://lists.freedesktop.org/archives/mesa-dev/2016-May/116346.html
https://cgit.freedesktop.org/mesa/mesa/tree/src/glx/glxglvnd.c

Thanks!

Kind regards,
Luca Boccassi

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