[mkgmap-dev] Need help with docu for overview map

Tue May 14 10:50:19 BST 2013

On 14/05/13 07:06, Gerd Petermann wrote:
> Hi all,
>
> I am sorry, I did not make much progress on documenting the changes in
> the overview2 branch.
>
> I planned to add a chapter about the meaning of the overview-levels
> parm, but it seems that
> we need much more. I only found a stub in mkgmap/doc/styles/design.txt
> which seems to be the right place:
>
> = Designing the map
> TBW
>
> == Levels
> TBW
>
> I don't know what to wrtite in the main chapter, but I assume it should
> be an updated version of this wiki page?
> http://wiki.openstreetmap.org/wiki/Mkgmap/help/custom
>
> Questions:
> 1) I think the support for the "map feature file" is really obsolete
> now. Would it be ok to remove the corresponding program code?

Yes, it is obsolete and can be removed.

> 2) Is the part "Watch out with levels when building topographical maps "
> still correct? I think most users are merging the SRTM data
> with the OSM data first.

I'm not entirely sure what it is saying with a map is never allowed
to have an empty layer. Is it that mkgmap mis-compiles it in that case
or MapSource won't display it as expected.

..Steve