palec@aol.com Jul 23, 2002
> Paul Lecko asked:Hi Bill,
>
> "...When I edited out those little DSS images, they left behind
> 'empty white frames'."
>
> Errmmm... just out of curiosity, how did you "edit them out"?
> I didn't think there was a way to do that. (Guide decompresses those
> FITS files into the Guide directory on an as-needed basis. If you
> delete them, Guide just extracts them all over again.)
>
> The only way I can see to edit them out, leaving no frame, is
> a somewhat tedious one. Guide gets data for the images from files
> IMGDA000.IDX through IMGDA127.IDX. These 128 files list the images
> in given chunks of the sky, each covering about 1/128 of the entire
> celestial sphere. These files, too, are copied on an as-needed
> basis to the Guide directory; delete them, and Guide will re-create
> them. But if you convert these files to empty ones, or files
> containing some meaningless text, Guide won't draw anything.
>
> Not an appealing method, I realize. I'll add some sort of
> "suppress built-in DSS images" control.
>