[sldev] University of Michigan Stereoscopic Viewer patch

[Gordon Wendt]

And it should be noted that on the JIRA post it says like all
contributions it is jointly owned, that isn't one the contribution
agreement says, it says that LL owns your contributions.

-G.W.

On Nov 12, 2007 9:12 PM, Gordon Wendt <GordonWendt at gmail.com> wrote:
> Wait wait wait, hold on a second...
>
>  Special arrangement?, not this again, if the rest of us have to sign
> the agreement and give up all our rights then University of Michigan
> should be no different, they should have to give up rights as well.
> This appears to be just another example of LL saying that we'll give
> everyone one deal but our friends will get a much better one which
> especially in this case is extremely unethical.
>
> -Gordon Wendt
>
> On Nov 12, 2007 5:01 PM, Rob Lanphier <robla at lindenlab.com> wrote:
>
> > Hi all,
> >
> > For alert JIRA watchers, this is old news, but many of you might have
> > missed this:
> > http://jira.secondlife.com/browse/VWR-2972
> >
> > From the report:
> > > Attached is a patch from the 3D Lab at University of Michigan to allow
> > > for stereoscopic viewing in Second Life and submitted to Linden Lab by
> > > special arrangement. Like all submissions, it's jointly owned by
> > > Linden Lab and the original contributor, and is made available under
> > > the standard Second Life viewer licensing (see
> > > http://secondlifegrid.net/programs/open_source/licensing/)
> > > <http://secondlifegrid.net/programs/open_source/licensing/%29>.
> > >
> > > More information about University of Michigan's 3D Lab is available here:
> > > http://um3d.dc.umich.edu/
> > >
> > > The attatched patch is against 1.18.2.1
> > >
> > > More information from Eric Maslowski at University of Michigan:
> > > ------
> > > There are currently 3 variables that are needed for the system and are
> > > located in "llwindowwin32" along with several get/set routines for
> > > accessing
> > > these variables. Ideally, these variables could be altered through the
> > > "advanced graphics" UI panel, but a simple config file or other element
> > > would work as well. Currently, they are hardcoded to ideal values for the
> > > eye separation and focal distance. The stereo mode will need some form of
> > > configuration though.
> > >
> > > Most changes occur in rendering the scene but shouldn't interfere with
> > > anything Linden Lab is already doing. Basically, we just alter the camera
> > > frustum slightly for the left/right eyes re-rendering as needed. For
> > > Anaglyph mode (red/cyan) we needed to wrap all existing "glColorMask"
> > > routines since we use this to draw the red/cyan channels/eyes. Outside of
> > > this, no other portions of code have been altered.
> > >
> > > Valid stereo modes for "mStereoMode":
> > >   STEREO_MODE_NONE,
> > >   STEREO_MODE_ANAGLYPH,
> > >   STEREO_MODE_ACTIVES
> >
> >
> >
>
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