[Soc-2013-dev] Weekly report #4 Cycles nodes

[Jonathan Williamson]

The SSS pass, shadow-only material, and improved sky would be a huge boost
for artists in Cycles.

On Friday, July 12, 2013, Thomas Dinges wrote:

> Hi,
> here my report for the 4th week:
>
> http://wiki.blender.org/index.php/User:DingTo/GSoC_2013/Weekly_Reports/Week4
>
> = Week 4 =
>
> == What I did this week ==
> I finished the Ray Depth feature. I implemented only the node variant
> now (as socket for the Light Path node), as this comes without any
> overhead. Examples:
> * http://www.pasteall.org/pic/show.php?id=55158 Here we use the output
> to apply a different shader to the third bounce. As in this example, you
> can use Math Nodes (Greater Than / Less Than) if you want to use values
> outside of the 0/1 range.
> * http://www.pasteall.org/pic/show.php?id=55159 Here we restrict the
> maximum bounce on a per shader basis for the left sphere. This way it
> looks like we would only have 1 max bounce set in the scene "Light
> paths" panel. This can be used to e.g. improve performance for objects
> far from the camera, which do not need full GI.
> * http://www.pasteall.org/pic/show.php?id=55160 Here we use the Ray
> Depth output to limit the influence of the area light. This can be good
> for e.g. fill lights, which do not need to contribute to the GI.
>
> == Next week ==
> The only remaining task is the per object motion blur multiplier, so I
> will look into that.
> I will also review my work and look into fixing remaining issues (like
> Blackbody issues with 800-804 Kelvin) so my work can be merged to Trunk
> soon.
>
> Apart from that, I need more tasks for the second half of my GSoC period.
> :D
>
> Some things that I'd be interested to work on (just random ideas, no
> promises):
> * Subsurface Scattering render passes.
> * Improved Sky Model (Hosek and Wilkie).
> * Shadow only material.
> * Improved Regression test suite.
> * Some cleanup / fixes for the Cycles standalone app.
> * ...
>
> == Questions ==
> None. :)
>
> --
> Thomas Dinges
> Blender Developer, Artist and Musician
>
> www.dingto.org
>
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>


-- 
Jonathan Williamson
http://cgcookie.com
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