Re: Los Angeles XSI User Group meeting this Thursday - Nov 2nd

["Axel Akesson" <axel.akesson(at)gmail.com>]

Thanks Andy!

Here is the original post btw:
http://archives.itg.uiuc.edu/softimage/xsi/2006-02/threaded-index.htm#00259

On 10/31/06, Gene Crucean <emailgeneonthelist(at)gmail.com> wrote:

Woot! It's about time this topic gets some coverage :)

On 10/31/06, Andy Jones < andy(at)thefront.com> wrote:

The thread was called "Linear rendering workflow" and was started by
Gene Crucean on February 7th of this year.  This link
<http://www.softimage.com/community/discussion_groups/private/Search.asp?CiRestriction=linear+rendering+workflow&submit=Search >
seems to get you to most of the posts, though strangely not the initial
post.

-Andy

Axel Akesson wrote:

> Andy, what thread are you refering to? Do you have a link?
>
> "There was a whole long semi-controversial thread about this a while ago,
> and since then, we've been incorporating linear lighting workflow into
> some of our projects with really great results."
>
> Cheers,
> Axel
>
>     Andy Jones wrote:
>     > The talk will be a somewhat loose discussion of techniques for
>     > rendering in a way that deals with light similar to how high dynamic
>     > range photographs deal with it. I.e., rendering images pre-gamma
>     > correction. There was a whole long semi-controversial thread about
>     > this a while ago, and since then, we've been incorporating linear
>     > lighting workflow into some of our projects with really great
>     results.
>     > In general, gamma and color spaces doesn't seem to be something that
>     > the average cg artist knows a whole lot about, so the goal is
>     just to
>     > share some of what we've learned. I'm going to try to keep the talk
>     > pretty accessible, restricting the techniques to just
>     > factory-installed render tree nodes (so just simple multiplicative
>     > exposures and exponential gamma corrections). I just want as many
>     > people as possible to walk away with at least a general sense of
>     what
>     > the data in their textures and renders really "means" when
>     interpreted
>     > as light, and what the potential benefits are to rendering this way.
>     > If there's interest, I'd love to continue a more technical dialogue
>     > after the presentation on this list or better yet, on XSIBase, as
>     > there's way too much to cover in a user group presentation, and I
>     > certainly don't claim to have all the answers on the topic. In
>     > particular, it's pretty open-ended how a linear light workflow
>     should
>     > be implemented in XSI.
>     >
>     > - Andy
>

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