Thank you for the tips and the quick responses. I will take my time to
investigate and test your recommendations.

Greetings

Tish


On Thu, 2010-09-23 at 15:05 -0500, DRC wrote:
> WINE should fully work with VGL 2.1.4 and 2.2 beta.  If it doesn't, then
> please submit a bug report about any problems that are encountered with it.
> 
> I've spent hundreds of hours over the past 6 years or so investigating
> Windows server solutions for VirtualGL.  The ideal approach would be
> something more like the VirtualGL/TurboVNC solution for Linux, whereby
> each user gets their own virtual desktop.  Windows Terminal Services
> takes care of the virtual desktop part, but there is no way to access
> the 3D accelerator from within the terminal services session.  RemoteFX,
> which is based on the Calista technology that Microsoft acquired, is
> supposed to change that, but I think it only works on Windows 7 and later.
> 
> In terms of screen scrapers, the basic problem there is that
> hardware-accelerated 3D bypasses the GDI, and thus WinVNC and similar
> solutions (LiveMeeting, GoToMeeting, etc.) have no way of knowing when
> an OpenGL or Direct3D application has updated its window.  The idea we
> came up with a while back was to use the TurboVNC Server for Windows
> (which has its issues-- it really needs to be replaced with TigerVNC
> ASAP, but I need to fix some performance problems in TigerVNC's Windows
> server first.)  I wrote a rudimentary OpenGL interposer which redirects
> the rendering from the app into a Pbuffer but immediately reads back the
> pixels and draws them back into the appropriate app window.  This allows
> the pixels from hardware-accelerated 3D apps to be displayed in WinVNC,
> since the pixels are now going through the GDI.  The solution is grossly
> inefficient, because now the pixels are being read back from the
> graphics card and immediately sent back to the graphics card, then read
> back again for compression, but it at least offers a reasonable solution
> for doing collaboration.  Some of the inefficiency is removed by using a
> mirror display driver, since this stores a copy of the screen in memory,
> and thus the screen scraper doesn't have to go all the way to the
> graphics card to read back the pixels for compression.  The results of
> this research are in the winfaker/ subdirectory of the VirtualGL 2.2
> source.  The solution requires Microsoft Detours, and I don't think it
> is currently working with the latest nVidia drivers.  Finishing this
> solution is one of the hot topics for which I am seeking funding.
> 
> On 9/23/10 8:14 AM, Dan Kegel wrote:
> > On Thu, Sep 23, 2010 at 5:35 AM, Tihomir Plachkov
> > <[email protected]> wrote:
> >> I am primary looking for a collaboration
> >> tool which will help me share my screen and discuss with a distant user my
> >> work in CATIA.
> >>  My question is how can I adopt the VirtualGL project for my purposes under
> >> windows or some other means with additional linux machine?
> > 
> > http://appdb.winehq.org/objectManager.php?sClass=version&iId=16156
> > says Catia works in Wine.    Have you tried that?  If that works, then
> > check to see if it works with VirtualGL.  Good luck!
> > - Dan
> > 
> > ------------------------------------------------------------------------------
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------------------------------------------------------------------------------
Nokia and AT&T present the 2010 Calling All Innovators-North America contest
Create new apps & games for the Nokia N8 for consumers in  U.S. and Canada
$10 million total in prizes - $4M cash, 500 devices, nearly $6M in marketing
Develop with Nokia Qt SDK, Web Runtime, or Java and Publish to Ovi Store 
http://p.sf.net/sfu/nokia-dev2dev
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