"Bald Eagle" <cre### [at] netscapenet> wrote:
> kurtz le pirate <kur### [at] gmailcom> wrote:
>
> > I'm not sure i understood everything, but i thought of this :
> > In the "screen.inc", there is a macro that converts a 3d position to a
> > 2d position.
[snip]
>
> As I (tried) to explain to Kenneth, you can't quite use that method to go
> backwards, since it uses trace().


Nope, no trace() in Screen.inc, just some math wizardry and a matrix. It might
be worth a look, just to see if something there could be reverse-engineered.

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