[Talk-us] Fwd: Re: [OSM-talk] Mapquest launches site based on OSM!

Richard Weait richard at weait.com
Sun Aug 8 12:45:42 BST 2010


On Sun, Aug 8, 2010 at 12:58 AM, Paul Johnson <baloo at ursamundi.org> wrote:
> On Wed, 21 Jul 2010 20:06:52 -0400, Phil! Gold wrote:
>
>> * Paul Johnson <baloo at ursamundi.org>
>> [2010-07-21 00:19 -0700]:
>>> On Tue, 20 Jul 2010 07:15:18 -0400, Phil! Gold wrote:
>>> > I what way does OpenCycleMap get this right?  As far as I can tell,
>>> > it doesn't render road shields at all.
>>>
>>> No, but it does render route relations.
>>
>> It's the shields I want, and they're harder than just rendering
>> relations at all, because the information I need is split between the
>> regular roads and the route relations.  The relations have the data for
>> the shields, but the roads have the highway= tag that indicates when the
>> shields need to be rendered.  I'd also prefer to be able to say "if this
>> road has a ref=, but is not a member of a route relation, render the
>> ref=", but that's a giant pain to do.
>
> Perhaps Richard could shed some more light on this, but relations are
> pretty much going to be necessary to properly render route shields given
> the huge variety in highway networks in North America and the world.

Let's do a "shields" BoF at Atlanta next weekend.  I have some ideas
that make shields much easier and even solve shield concurrency.

I'll see the the SotM-US organizers will put it on the program.



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