[mkgmap-dev] House numbers and styles

Mon May 26 19:10:30 BST 2014

Hi Gerd,

maybe I find some time on the weekend to have a look on it.

WanMil

> Hi Colin,
>
> I think you found a bug in the housenumber processing.
> The current implementation uses the streetnames which exist before style
> processing
> to produce a map of existing streets and nodes with addr info. After
> style processing, It tries to find the
> nodes and ways with the same name as that of a road. With your changes,
> this will probably
> fail.
> If I got that right, we have to create another map that maps old and new
> streetnames.
>
> @WanMil: Do you have time to look at this?
>
> Gerd
>
>
>
> ------------------------------------------------------------------------
> Date: Sun, 25 May 2014 22:18:35 +0200
> From: colin.smale at xs4all.nl
> To: mkgmap-dev at lists.mkgmap.org.uk
> Subject: [mkgmap-dev] House numbers and styles
>
> I have some rules which modify name, addr:street and mkgmap:street in
> "lines" and "points" which apply some transformations to the street
> names. The idea is to normalise the names by removing punctuation and
> standardising abbreviations. The resulting map is missing the house
> numbers for streets whose name I have modified. In the style rules, I
> apply identical transformations to the way (looking for highway=* &
> name=*) and points (looking for addr:street and mkgmap:street,
> separately of course). I expect that mkgmap can match up the address
> nodes with the street because the street names are still identical, but
> something is not working right. The modified street name is working fine
> - that is displayed and is in the index (i.e. I can search for it as a
> destination). However for these streets only, there don't seem to be any
> house numbers present. A search for a specific (existing) number on the
> road finds the road with no numbers, at the centroid of the street.
> Other streets whose names don't get changed, will allow me to find a
> specific house number and get the location right as well.
> Does anyone have any ideas what might be going wrong here? Am I trying
> to do something that can never work?
> Is it possible that something in the address handling in mkgmap is using
> the original street name, before the style has been applied?
> Is it possible that the styles don't get applied to address-only nodes?
> I have the following in "lines":
> # CS: normalise by getting rid of . in abbreviations
> highway=* & name ~ '.*[.].*' {set name='${name|subst:.-=>-|subst:\.~>
> |subst: +~> }'}
> ... and the following in "points":
> # CS: normalise by getting rid of . in abbreviations
> #mkgmap:street ~ '.*[.].*' {set
> mkgmap:street='${mkgmap:street|subst:.-=>-|subst:\.~> |subst: +~> }';
> echo "fixed mkgmap:street ${mkgmap:street}"}
> mkgmap:street ~ '.*[.].*' {set
> mkgmap:street='${mkgmap:street|subst:.-=>-|subst:\.~> |subst: +~> }'}
> #addr:street ~ '.*[.].*' {set
> addr:street='${addr:street|subst:.-=>-|subst:\.~> |subst: +~> }'; echo
> "fixed addr:street ${addr:street}"}
> addr:street ~ '.*[.].*' {set
> addr:street='${addr:street|subst:.-=>-|subst:\.~> |subst: +~> }'}
> Thanks in advance for any pointers!
> Colin
>
>
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