[mkgmap-dev] Behavior of overview options

Fri Apr 2 18:19:25 BST 2021

I can't remember either why this was set as default. Attached is a patch 
that documents it.

El 31/3/21 a las 15:24, Gerd Petermann escribió:
> Hi Carlos,
>
> the tricky part here is that -tdbfile is enabled by default. I don't remember why this was done, and I don't know why it is not documented, but you can use --no-tdbfile to overwrite the default.
>
> Gerd
>
> ________________________________________
> Von: mkgmap-dev <mkgmap-dev-bounces at lists.mkgmap.org.uk> im Auftrag von Carlos Dávila <carlos at alternativaslibres.org>
> Gesendet: Mittwoch, 31. März 2021 15:18
> An: Development list for mkgmap
> Betreff: [mkgmap-dev] Behavior of overview options
>
> According to options file,  --overview-mapname and --overview-mapnumber
> parameters should only have an effect "If --tdbfile is enabled...", but
> they seem to be always taken into account regardless of --tdbfile, as
> can be checked with command: java -jar mkgmap.jar --gmapsupp
> --overview-mapname=test --overview-mapnumber=0000001 test.osm
>
> Additionally, overview files (osmmap.img, osmmap.tdb and ovm_XXX.img)
> are created when only --gmapsupp is passed to mkgmap (no --tdb-file), as
> in the command below:
>
> java -jar mkgmap.jar --gmapsupp test.osm
>
> I think if you just want to create a gmapsupp file, overview files are
> not needed at all and they should not be created.
>
>
>
>
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