On 8/5/2015 11:29 AM, Warp wrote:
> For example, it ought to be possible for it to say "shoot a ray starting
> from this point towards this direction, and gimme all the info about
> the object that the ray hits". (This kind of functionality could be
> used, for instance, to create a "portal" shader. In other words, a
> surface that shows a completely different part of the scene, as if
> the suface were a "portal". Rather than this being a hardcoded feature,
> the user ought to easily write such functionality as a "shader". As
> such, it's then easy to create a myriad of variants with little effort.)
>

It would also allow all kinds of tricks involving translucency, 
reflections, etc. For instance, the example of blurred reflection you 
gave in the first post.

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