On 10/27/2010 10:45 AM, Peter Budny wrote:
> Paul Johnson <ba...@ursamundi.org> writes:
> 
>> On 10/26/2010 06:42 AM, Phil! Gold wrote:
>>> * Mike N. <nice...@att.net> [2010-10-25 21:44 -0400]:
>>>> Since I believe the name={signInfo] is a US-only convention and there
>>>> are no other strong opinions, we should look at changing this.
>>>
>>> I like the idea of putting the immediately-connected road in the exit_to=
>>> tag and leaving the rest of the sign's text to destination sign relations.
>>> I fully agree that some people's current practice (including mine in the
>>> past) makes for a very clittered map and needs improvement.
>>
>> Seems like the result you're looking for could be solved automatically
>> by the renderers if they just displayed the exit numbers unless absent,
>> then show the name...
> 
> I believe this is already what they do (at least Mapnik anyway).

Mapnik renders name and ref for motorway_junctions, whenever available;
this means if both are available, both are rendered.  If only one is
available, only that one is rendered.

> It's /very/ useful for routing, though.  I would love for my satnav to
> tell me "take the exit for 10th Street" and then shut up, because it
> knows I can just follow the signs.

I really like how the Garmin Oregon handles that...it chimes when you're
approaching a turn, then beeps twice when you're at it.  This is more
desirable to me than smarmy Silicon Sally, particularly when fed bad data.

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