[OSM-talk] Finding a particular street on the GPS

Christoph Eckert ce at christeck.de
Mon Dec 24 10:49:57 GMT 2007


Hi,

> I don't think so--I think it's the full, unrestricted version with
> routing and everything.

http://mapcenter.cgpsmapper.com/faq.php

Q: What are the advantages of the online compiler? Is it better than 
freeware/shareware cGPSMapper?

A: In addition to all features of freeware version, online compiler supports 
all features available in registered shareware version (city and POI 
indexing, additional city information: country and region, additional POI 
information: country, region, city and description), some features of the 
standard version (direct support for ESRI format, irregular map bounds, not 
limited city and POI indexing, full POI address and additional description), 
some features of the professional edition (building numbering, searching for 
address, searching for intersection) and even routing
(with some limitations).
^^^^^^^^^^^^^

I'd like to know what "some" contains.

[...]

> Yes, absolutely, but everyone keeps trying to make a single relation
> into a number range, instead of the simpler and more flexible case of
> numbering single points with one relation at each point where you want
> to provide a number, with the number range between the points implied
> based on the numbering scheme indicated

I think the range idea is the usual way osm works: first map roughly, then 
refine it as time passes by. IMO we will not only see a node per number, but 
even a polygon for each building with a number applied. I still think a node 
per number makes a lot of sense, even if the node was part of the 
aforementioned polygon. This way one could tag the entrance of a house as the 
number. It will help to create routing exactly to the entrance, even if a 
house has more than one number/entrance.

> (read my proposal for more 
> details--it's really quite simple).

Sorry for my lazyness, but can you provide an URL? Didn't find it in the wiki.

> This is the format similar to what 
> cGPSMapper requires, and it makes a lot of sense. The GPS
> manufacturers solved this problem already; let's not re-invent the
> wheel.

IMO it's somewhat Chicken-or-the-egg. If routers used it, people would map it 
like recommended, and if people mapped it like recommended, routers could use 
it.

Anyway, nice holidays all,

ce





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