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Le 2019-10-09 à 20:55, Cousin Ricky a écrit :
> This is a tribute to my high school alma mater, Charlotte Amalie High
> School in the Virgin Islands.
>
> This was a 3-pass render:
>
> 1. A photons pass with no trees on the hills. For some reason, the
> shooting of photons stalls when the trees are included, though I
> cannot see how the trees would interfere with the process. It is
> only a small section of the checkered plane that receives
> photons. ("Either be patient or do not shoot photons at infinite
> objects." --Reference Manual)
>
> Photon mapping was also faulty with the scene as-is, but when I
> inserted a patio into the scene, the photons were perfect. I
> couldn't figure out why that is. The patio was removed for the
> final render.
>
> 2. A radiosity pass with no trees on the hills (they take a long
> time to parse) and no rounded edges on the monogram.
>
> 3. The final pass with trees, the previously saved photons, and the
> previously saved radiosity.
>
> "Chicken hawk" here refers to the red-tailed hawk, /Buteo jamaicensis/,
> which is often seen here in the Caribbean. I could tell immediately
> that one of my coworkers went to the same high school when she thought
> the bird on the VI flag was a chicken hawk. It is actually an
> oddly-colored bald eagle, as it is immediately obvious at a glance that
> our flag was bequeathed to us by the colonizer:
> https://commons.wikimedia.org/wiki/File:Flag_of_the_United_States_Virgin_Islands.svg
>
>
> If people are interested, I will post the code for the rounded edges in
> p.t.scene-files.
For those trees and photons : You can set the trees so that they don't
receive any photons with : photons{collect off}
You can replace the trees with some place holder in the initial phases.
Even for the final pass, it may be possible to use a «billboard» that
show the trees.
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