[Bf-cycles] Raytraced subsurface scattering

[Brecht Van Lommel]

I'll consider it when I plan the features for 2.68, currently don't
want to make any promises about that.

Brecht.

On Sun, Mar 10, 2013 at 7:09 PM, Bryan Nearing <bryannearing at gmail.com> wrote:
> I don't want to lock you into a fixed release date or anything but would the
> standard skin, hair, and volume be something for 2.68 while you are doing UI
> and small features or is it something to do after you have completed volume
> in 2.69?
>
>
> On Sun, Mar 10, 2013 at 10:53 AM, Brecht Van Lommel
> <brechtvanlommel at pandora.be> wrote:
>>
>> The papers are these:
>>
>> Bidirectional Lightcuts - Appendix B
>> Implementing a skin BSSRDF (or several...)
>>
>> Anyway, I'm finding out that these also still have some issues and I'm
>> trying to solve them. The main one being how to normalize the amount
>> of light being contributed for arbitrary geometry shapes. Eventually a
>> skin shader will be there yes, but not for this release. In the end we
>> should have a Standard Skin, Standard Hair, Standard Volume, ... maybe
>> a few others, for quick setup.
>>
>> Brecht.
>>
>> On Sat, Mar 9, 2013 at 1:07 AM, Matthew Heimlich
>> <matt.heimlich at gmail.com> wrote:
>> > Brecht,
>> >
>> > I was listening to the podcast and heard you mention that you had
>> > already chosen and begun to implement a SSS shader using brute force
>> > raytraced scattering. I'd appreciate if you could link me to the paper
>> > in question, as I haven't been able to find a good paper on raytraced
>> > SSS anywhere.
>> >
>> > Additionally, I'm wondering if there are plans to add a dedicated
>> > "skin" shader allowing for in-built support for three-layer scattering
>> > with separate inputs for surface, dermis, and epidermis
>> > colors/scales/weights/etc. These settings are incredibly useful for
>> > character lookdev and save a lot of time in other raytraced renderers
>> > with SSS implemented.
>> >
>> > Thanks,
>> >
>> > Matt Heimlich
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>
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