On 02/03/2011 9:19 AM, Bill Pragnell wrote:
> Stephen<mcavoys_at@aoldotcom>  wrote:
>> Nice but use aa it makes a difference.
>
> But does it? I thought aa was wasted on otherwise supersampled features like
> area lights, focal blur, media etc? The edges of lucy's self-shadows are lovely,
> it's just the floor shadow and her horizon that show aliasing. I'll do some aa
> tests tonight.
>

I did a test without aa and there are more artefacts in the non-aa 
rendering.

>> Your image looks more like marble what settings did you you use?
>
> Excellent, I was shooting for a very translucent marble.
>
> mm_per_unit = 80 (the model is about 1 unit high)
> samples 1000, 100 (only way I could get rid of bright point artifacts)
> subsurface { 5*colour, 0.5*(1-colour) } (IIRC!)
>

So your model is about 80 mm (3 inches) why pick that value?
This is something I'm having difficulty getting my head around. :-(

-- 
Regards
     Stephen

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