Re: [OSM-talk-be] How to map an amenity that spans several buildings?

2017-07-09 Thread Marc Gemis
3 possible solutions:

* area around the 4 buildings, tagged with shop=* and all the other
tags for the shop
* site-relation, although that should only be used in case the object
consists of non-adjacent areas
* multi-polygon, although that one should be used primarily for donuts
like features. JOSM will probably complain when you add 4 adjacent
outer rings.

So I guess that the first solution is the only one that really works
in this situation.

regards

m

On Sun, Jul 9, 2017 at 1:53 PM, Yves bxl-forever
 wrote:
> Hi,
>
> Philippe raised an interesting point about the following note.
> http://www.openstreetmap.org/note/722850
>
> There are several occurrences where a shop or an amenity spans over several 
> buildings.
> Buildings have their own id based on UrbIS data, I suppose it will not be 
> appropriate to merge them, even when they appear as being one single house.
>
> For this very case (Maison Dandoy), the shop spans over 4 different buildings 
> and they does not seem to have any other use (nobody lives upstairs and there 
> is no door): perhaps a multipolygon will work here.  But if there is a 
> solution that covers most cases, it might be useful to hear about, and avoid 
> that careless mappers would duplicate nodes or ask endless questions about 
> "missing" items.
>
> Any idea or suggestion?
>
> Many thanks.
> Yves
>
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Re: [OSM-talk-be] How to map an amenity that spans several buildings?

2017-07-09 Thread André Pirard
On 2017-07-09 13:53, Yves bxl-forever wrote:
> Hi,
>
> Philippe raised an interesting point about the following note.
> http://www.openstreetmap.org/note/722850
>
> There are several occurrences where a shop or an amenity spans over several 
> buildings.
> Buildings have their own id based on UrbIS data, I suppose it will not be 
> appropriate to merge them, even when they appear as being one single house.
>
> For this very case (Maison Dandoy), the shop spans over 4 different buildings 
> and they does not seem to have any other use (nobody lives upstairs and there 
> is no door): perhaps a multipolygon will work here.  But if there is a 
> solution that covers most cases, it might be useful to hear about, and avoid 
> that careless mappers would duplicate nodes or ask endless questions about 
> "missing" items.
>
> Any idea or suggestion?
>
> Many thanks.
> Yves
I had to improve a school made of several buildings and it was a simple
amenity=* polygon enclosing the buildings.
I find this quite nice and simple, only subject to rare problems if
there were multiple amenities sharing the buildings in various ways,
unless the amenities were allowed to nest or overlap one another.
Generally, the amenities are drawn inside one building.
Also, it has been discussed on Tagging@ that a house number of a
buildings can also be indicated on an amenity to specify which entrance
to use to reach it.  And I added the obvious "also to have the amenity
tags contain its complete list of information". The unwary could
otherwise believe that there is no number.

Cheers

André.



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Re: [OSM-talk-be] Some help with conditional access

2017-07-09 Thread Ruben
On Fri, 7 Jul 2017 23:04:47 +0200, Jakka  wrote:
> A note with question of conditional access
> verkeersbord "weg enkel gesloten van 10 tot 15u op schooldagen"
> traffic sign "highway closed from 10:00-15:00 when its school time"
> 
> http://www.openstreetmap.org/note/1007654#map=18/50.87879/4.21780

I'd map it as:
access:conditional=private @ (Mo-Fr 10:00-15:00); yes @ SH

The "yes @ SH" puts it back to yes on school holidays, because according to 
https://wiki.osm.org/wiki/Conditional_restrictions#Evaluation_of_conflicting_restrictions,
 the last rule to match is the one that counts.

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[OSM-talk-be] How to map an amenity that spans several buildings?

2017-07-09 Thread Yves bxl-forever
Hi,

Philippe raised an interesting point about the following note.
http://www.openstreetmap.org/note/722850

There are several occurrences where a shop or an amenity spans over several 
buildings.
Buildings have their own id based on UrbIS data, I suppose it will not be 
appropriate to merge them, even when they appear as being one single house.

For this very case (Maison Dandoy), the shop spans over 4 different buildings 
and they does not seem to have any other use (nobody lives upstairs and there 
is no door): perhaps a multipolygon will work here.  But if there is a solution 
that covers most cases, it might be useful to hear about, and avoid that 
careless mappers would duplicate nodes or ask endless questions about "missing" 
items.

Any idea or suggestion?

Many thanks.
Yves

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