On 08/08/2018 15:08, Mike Horvath wrote:
> Okay, I uploaded my scene to here:
> 
>
http://lib.povray.org/searchcollection/index2.php?objectName=Ringworld&version=2.0&contributorTag=SharkD

> 
> 
> I also attached my latest render to this post. The shadow squares' 
> widths now match what was apparently stated in the books. The shadowed 
> regions on the ring look much better now.
> 
> However, I had to double the height of the shadow squares in order to 
> block out the sun. See the parameter `RWorld_Shadow_Square_Width`. I'm 
> not sure why this was necessary, as the original height was equal to the 
> sun's diameter, and should have fully blocked its light.
> 

Do the two area_light vectors <Axis_1> and <Axis_2> extend beyond the 
star's volume?

> Oh well.
> 
> 

I like the image especially the shadows cast by the shadow squares in 
the solar wind. :)

Unfortunately I don't have CIE.inc or lightsys.inc installed. :(


-- 

Regards
     Stephen

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