[Tagging] highway=crossing/crossing=traffic_signals

Richard Mann richard.mann.westoxford at gmail.com
Wed Jul 15 13:18:11 UTC 2015


Rotating icons didn't used to be possible; maybe it is now (but that's a
feature that isn't available in all renderers, so it's probably better to
use a way, to make the data more usable).

Richard

On Wed, Jul 15, 2015 at 11:33 AM, Dave F. <davefox at madasafish.com> wrote:

>  Thanks
>
> "This allows them to be rendered as a orientated feature, rather than just
> as a node."
>
> I know little of rendering rules, but the French render appears to rotate
> node icon to suit
>
>
> http://tile.openstreetmap.fr/?zoom=20&lat=49.01049&lon=8.3876&layers=B0000000FFFFFF
>
>
> https://github.com/cquest/osmfr-cartocss/blob/abe144cfb375eb7fb403992f06924c40120c6cbf/other.mss#L3547
>
> To me, it seems worse for mapnik to miss the rendering of 75% of traffic
> lights than not displaying any of them. If you can see some the assumption
> is that that's all of them.
>
> Dave F.
>
>
> On 15/07/2015 10:09, Richard Mann wrote:
>
> Example in OSM default render:
> http://www.openstreetmap.org/#map=19/51.75352/-1.26340
>
>  and my rendering:
> http://www.transportparadise.co.uk/busmap/?zoom=3&lat=51.75325&lon=-1.26182&layers=B0FT
>
> On Wed, Jul 15, 2015 at 10:01 AM, Dave F. <davefox at madasafish.com> wrote:
>
>> On 15/07/2015 08:42, Richard Mann wrote:
>>
>>> I've taken to adding a way on the alignment of the crossing (with
>>> highway=footway+crossing=traffic_signals as tags). This allows them to be
>>> rendered as a orientated feature, rather than just as a node.
>>>
>>
>>  Do you have an example?
>>
>>
>>> I guess the nodes aren't rendered because otherwise you'd have traffic
>>> light symbols dotted all over the place on some junctions.
>>>
>>
>>  I don't necessarily see that as a bad thing. It should clarify routing
>> slightly. They don't need to be rendered until zoomed right in close.
>>
>>
>> Cheers
>> Dave F.
>>
>>
>>
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