Slime wrote:
> > We all know that perspective projection is for projecting on a flat
> > surface, and that the perspective reference point is at the center.
>
> I'm not sure what you mean by the "perspective reference point," unless
> you're referring to the point specified by the look_at keyword. Assuming
> that's the case...

The perspective reference point is the point perspective stuff is based
on. So everything else you said didn't help me at all. :-( Maybe I can
render a few examples tomorrow.

Jonathan

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