[mkgmap-dev] splitter r236

Sat Nov 17 14:19:29 GMT 2012

 > > Henning Scholland wrote
> >> Hi Gerd,
> >> r236 works fine for planet. Log: http://www.aighes.de/data/mkgmap.zip
> > Yes, that really looks much better than the previous logs. The changes in
> > the run times
> > for the diverse passes meet my assumptions.
> > I guess you have also verified the missing fairy lines do appear now in
> > 11000004 ?
> Yes, they are fine now.

Good to hear :-)

> 
> > Henning Scholland wrote
> >> Another thought: What about only analysing the ways, if they cross/leave
> >> a tile and keep them in mind. Afterwards read all relations and check,
> >> if they contains a way, which is kept in mind. So relations must not be
> >> builded to, but only the needed relations would be in the tile.
> > I think this would not detect MP that enclose a tile
> > (without having any way or point in it or crossing it).
> Hmm...yes, you're right. It's very tricky: rels with type=boundary 
> should only be in the tiles, there they have a way in and 
> type=multipolygon should be in each tile, the area is touching.

Hmm, so we would write complete relation if they have type=multipolygon,
but allow incomplete relations if type=boundary ? For the latter I would just make
sure that the ways that are crossing the tile are complete.

Sounds reasonable to me. Any objections?

Ciao,
Gerd

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