[mkgmap-dev] naming map layers in a gmapsupp.img

Tue Dec 22 16:25:27 GMT 2009

On 12/22/2009 03:38 PM, Charlie Ferrero wrote:

> Bear in mind that before this merge step, I've already built the various 
> tiles .img files and set the description, area-name, family-name 
> correctly (and verified this by making a gmapsupp.img for each layer 
> individually).  So it seems unnecessary to have to do it again at the 
> point of merging the layers into one final file.

It isn't. E.g. the FID is not saved in the individual .img files, only
in the gmapsupp.img and .tdb file.