[mkgmap-dev] random housenumbers

Mon Dec 22 10:26:28 GMT 2014

Hi Steve,

thanks, I'll have a closer look at this. With a little bit of
luck I just have to call Coord.incHighwayCount(),
IIRC there should be no code that fails when 
the counter is > 1 without being a a road junction.

Gerd

> Date: Mon, 22 Dec 2014 10:17:27 +0000
> From: steve at parabola.me.uk
> To: mkgmap-dev at lists.mkgmap.org.uk
> Subject: Re: [mkgmap-dev] random housenumbers
> 
> Hi Gerd
> 
> > how can I make sure that Garmin programs do not try to
> > interpolate housenumbers for places where this is not
> > wanted?
> >
> > Is it possible that there is another attribute besides
> > ODD,EVEN,BOTH ?
> 
> No, you just have a range consisting of the one number to that same 
> number.  eg E,42,42.
> 
> If there are several random numbers on a segment of road then you
> would have to introduce new flagged nodes at appropriate places along
> the road.
> 
> By flagged node I mean that it has what we call the extra-bit set.
> See LinePreparer.  Currently I believe that we only set this bit
> on road junction nodes, but it can be set on any point in the road.
> Unfortunately there may be assumptions in the routing code about usage
> of the extra bit, since we didn't know that until house numbers.  The
> house number code should be OK in that respect though.
> 
> Also when adding extra nodes along the road you would have to be
> careful that they are not removed by any of the simplifying filters.
> 
> ..Steve
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