[Bf-cycles] OSL on the GPU

Zauber Paracelsus zauber at gridmail.org
Sat Feb 13 01:29:39 CET 2016

Figured there was a catch :-/

On 02/12/2016 07:08 PM, Matthew Heimlich wrote:
> As far as I know from the last time someone looked into it, it's not 
> actually OSL on the GPU, it's more like a conversion at run time from 
> a subset of OSL to GPU friendly instructions, and is apparently quite 
> slow.
> On Fri, Feb 12, 2016 at 6:50 PM, Zauber Paracelsus 
> <zauber at gridmail.org <mailto:zauber at gridmail.org>> wrote:
>     I had been browsing, and it appears that someone was able to get
>     OpenShadingLanguage to run on the GPU (along with dual CPU/GPU
>     rendering, to boot).  Namely, it was Spectral Studio 13, a
>     physically-accurate and unbiased renderer, like Cycles. Unlike Cycles,
>     however, it is proprietary.  It does prove that it can be done though,
>     so hopefully such a capability won't be far off for cycles.
>     (I am unable to include a link, as the mailing list's spam filter will
>     reject the email if I do)
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