[Talk-GB] Rendering problem (Osmarender layer)

[Shaun McDonald]

Ed Loach wrote:
>
> While Mapnik shows it correctly, the Osmarender layer is having 
> problems rendering the roundabout here:
>
> http://www.openstreetmap.org/?lat=51.58147&lon=0.39978&zoom=15&layers=0B0FTF 
> <http://www.openstreetmap.org/?lat=51.58147&lon=0.39978&zoom=15&layers=0B0FTF>
>
> at the junction of the A127 and B148. I think it may be to do with the 
> layer properties. The A127 is set as layer 1, and the roundabout is 
> set as layer 2. All the trunk_link slip roads don't have a layer 
> property, and neither do the other roads that reach the roundabout. 
> While I guess that should be OK, it looks a bit strange. I might be 
> tempted to assign 1 to at least the slip roads.
>
>  
>
> I also reversed the direction of one of the slip roads using Potlatch 
> (which I’m not entirely fluent with, but I think that was an easy 
> change), as it looked (and until the next rerender still looks) 
> horribly wrong.
>
>  
>
> I don’t know what to try to get it rendering correctly in the 
> Osmarender layer. I only noticed because I requested a rerender of the 
> square after adding the McDonalds (and a road) a short way to the east 
> of this junction, and was checking it looked OK now. I won't let it 
> bother me as I doubt I'll be in that area again for a long while. But 
> if anyone has any ideas, they might like to try and sort it out.
>

I presume that it is a roundabout over the trunk road. What you need to 
do is split the slip roads in two, so that each half as the layer of the 
road that it connects to. This should make the rendering look better. 
Unfortunately there is no way to say this road goes from layer 1 to layer 2.

Shaun

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