So: it is possible, and up to the developer's discretion.

Thank you, this was exactly the kind of answer I was looking for.

Edmund.

"Chris Huff" <chr### [at] yahoocom> wrote in message
news:chrishuff_99-DF7384.08234202121999@news.povray.org...
> In article <384671c8@news.povray.org>, "Edmund Horner"
> <edm### [at] geocitiescom> wrote:
>
> > I've noticed that many new primitives added and suggested for the povray
> > source, invent new reserved words for their arguments.  For example:
> >
> > lparse {
> >     orientation_fwd y
> >     orientation_right x
> >
> >     (... more stuff ...)
> >     }
> >
> > Is it not possible to recycle existing words like (for this example)
> > "forward" and "right" ?
> >
> > Are these extisting words bound to their meanings as applied to camera?
> >
> > (This was my first post to povray.programming)
>
> It is quite possible to "recycle" existing keywords, an example would be
> the method keyword in the media sampling patches. Another would be my
> blob pattern and blob pigment patches. Sometimes the author just doesn't
> think of it, other times it makes the syntax much clearer if a new
> keyword is used instead of recycling an older one.
>
> --
> Chris Huff
> e-mail: chr### [at] yahoocom
> Web page: http://chrishuff.dhs.org/

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