Ric### [at] stjgovbr nous apporta ses lumieres en ce 2008/01/28 11:06:
> 
>  > You have multiple reflections and refractions. That mean that you 
> have tons of
>  > rays to compute. Add the aa and the small bumps, you need lot of 
> subsampling =
>  > lot of time.
> 
> yes, but looking at the original scene for the first time, I'd never 
> have guessed it!
> 
> but you're right, there are rays passing through 3 cups with IOR and 
> normals, as well
> as reflecting off the other cups in the scene.  It's insanity squared!
> 
>  > Try adding adc_bailout 0.01 in the global_settings.
> 
> I'll try that.  As well as some no_image, no_shadow trickery...
> 
>  > It will cause a small decrease in quality that can go unnoticed, but 
> will
>  > accelerate things as the ray tracing will often stop much earlier.
> 
> And I didn't even go with media for blurry shadows, area_lights, 
> radiosity and caustics!  
> I wonder how much time it'd take in an unbiased renderer such as Indigo 
> or Luxrender...
Try replacing the pigment with fade_color and fade_distance. That kind of 
glasses are not coloured on the surface but in the mass.

-- 
Alain
-------------------------------------------------
For THIS I bought a computer?

Post a reply to this message