Unfortunately, that would mean we would require Tcl to build the db sample
models (unless we just convert them to .g files in the repository, rather
than running asc2g on them during the build... that would be my own
preference.)

Cliff

On Tue, Jul 14, 2020 at 9:42 AM Christopher Sean Morrison via brlcad-devel <
brlcad-devel@lists.sourceforge.net> wrote:

> Or option4, just let asc2g/g2asc be v4’s graveyard as-is?  It would be
> nice if libgcv could read v4 asc from a historical perspective, but not a
> big deal to me.  All for fixing any bugs of course.
>
> Cheers!
> Sean
>
>
> On Jul 13, 2020, at 7:21 PM, Clifford Yapp <cliffy...@gmail.com> wrote:
>
> I hit that because I was trying to use lcov to build up a .g file that
> would hit most of the g2asc v4 code paths to get set for testing the libgcv
> translation of the asc logic (or at least more than moss.g).
>
> Even without the rhc I can't round trip the file, unfortunately... Not
> sure whether to try to fix the g2asc/asc2g tools, try to make the libgcv
> version work instead, or just ignore it and get the libgcv version working
> as well as the tools currently do...
>
> On Mon, Jul 13, 2020 at 11:49 AM Christopher Sean Morrison via
> brlcad-devel <brlcad-devel@lists.sourceforge.net> wrote:
>
>>
>> Some (many) primitives intentionally cannot be downgraded.  That said,
>> dbupgrade should have handled it gracefully and probably did not.
>>
>> Any primitives added in the last 10 years or so should not have or get v4
>> support added.  Rhc’s are older, though, so this is probably still a bug.
>>
>> Cheers!
>> Sean
>>
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