[Bf-cycles] Efficient Ray Tracing Kernels for Modern CPU Architectures

[Matthew Heimlich]

This method requires ray bundling, which as I understand it we don't
support with Cycles.

On Wed, Mar 9, 2016 at 2:33 PM, Marco G <marco.gzt at gmail.com> wrote:

> Hi Cycles devs,
> I stumbled upon this recent paper and thought this might be interesting
> for Cycles.
>
> "...this introduces refined algorithms for BVH4 traversal of coherent and
> incoherent rays, named CLPT and ORST respectively [...] The results show
> that CLPT *can outperform Embree up to 4x for primary ray traversal*! For
> incoherent rays ORST can achieve up to 60% higher traversal speed compared
> to the previously fastest method DRST, which *makes ORST about twice as
> fast as Embree for secondary rays.*"
>
> Link to the blog post and paper:
> http://rapt.technology/posts/fast-ray-tracing-kernels/
>
> Regards,
> MG
>
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