[PD] Gem server and client solution

[Antoine Villeret]

one other solution which comes to my mind is VirtualGL [1]
I use it to display OpenGL content on remote computer.
It sounds like what Csaba tries to do, but I don't know it's resolution
limitation.


[1] : http://www.virtualgl.org/

Le lun. 27 avr. 2015 à 18:31, Cyrille Henry <ch at chnry.net> a écrit :

> well,
> the aim is not to render the image on the server and distribute part on
> the client, but to distribute the openGL rendering on the many client.
>
> maybe somthing like chromium could help :
> http://chromium.sourceforge.net/
> but i never tried it, I have no idea of how texture sharing, or multi pass
> rendering can be created with this kind of system.
>
> An other solution is to render exactlly le same pacth on every client. the
> only diference is a "camera" message to the gemwin.
>
>
> cheers
> c
>
> Le 27/04/2015 18:09, Antoine Villeret a écrit :
> > yes it is, BUT the bottleneck will be the -- as often -- the readback.
> > Once you create a 7680x3240px texture you need to read it back from the
> GPU to the host memory to send it to other.
> > There are several ways to do that and without GPU texture compression
> I'm pretty sure you can't achieve more than 1 fps at this resolution even
> with the more expensive graphic card you can use gem with.
> > Concerning hardware texture compression, you may be interested in HAP
> codec (though I don't know if live encoding is available) and nvenc
> technology.
> > I think there is an embryonal external for the former but don't know any
> work in Pd with the latter.
> >
> > so yes it is possible (like everything) but it's a huge challenge and
> I'll be happy to read how you achieve it :-)
> >
> > +
> > a
> >
> > --
> > do it yourself
> > http://antoine.villeret.free.fr
> >
> > 2015-04-27 17:28 GMT+02:00 Csaba Láng <langcsaba at gmail.com <mailto:
> langcsaba at gmail.com>>:
> >
> >     Dear list,
> >
> >     is it possible to create a media server with Gem, so I can create on
> the server a resolution of [dimen 7680x3240(, and through network send to
> each client one part of the Gem window, so I can have a resolution on a 4x3
> matrix video wall with fullHD for each display.
> >
> >     Thanks in advance!
> >
> >     Popesz
> >
> >     _______________________________________________
> >     Pd-list at lists.iem.at <mailto:Pd-list at lists.iem.at> mailing list
> >     UNSUBSCRIBE and account-management ->
> http://lists.puredata.info/listinfo/pd-list
> >
> >
> >
> >
> > _______________________________________________
> > Pd-list at lists.iem.at mailing list
> > UNSUBSCRIBE and account-management ->
> http://lists.puredata.info/listinfo/pd-list
> >
>
> _______________________________________________
> Pd-list at lists.iem.at mailing list
> UNSUBSCRIBE and account-management ->
> http://lists.puredata.info/listinfo/pd-list
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.puredata.info/pipermail/pd-list/attachments/20150427/93133659/attachment.html>