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Le 01/11/2011 17:00, TSGM nous fit lire :
> Le_Forgeron <jgr### [at] free fr> wrote:
>
>> There is two approach in renderer: you can compute effect of each light
>> (and even more, separate lightning & shadow) separately, applying each
>> layers on the final result; Or compute everything at once. The latter is
>> the povray approach.
>> Your picture of a julia (well, your citation of) looks like a set of
>> pictures for the former approach (well, the title suggests that to me).
>
> Dear Le,
>
> You mention that POV-Ray operates differently in that it applies the lighting
> and shadow all at once. Does that means that it produces fundamentally different
> pictures (either better or worse?). Forgive me for the naive question...
It's just different. Some rendering engines perform with layers, you
play with each layer and updates only the one you changed. Povray is not
that kind. A change means the render is run again.
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