clipka <ano### [at] anonymousorg> wrote:
>
> As a raytracer, POV-Ray's main schtick to render any objects in the
> scene is to compute intersection points between rays (usually
> originating at the camera location) and object surfaces.
>

Ah yes, I had neglected to think about the CAMERA ray. That's the 'missing piece
of the puzzle' in my own understanding of inside_vector, its 'shoot-from'
points, etc. Now, I need to digest all these details...

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