Hi,

What about to let PostGIS do the job and make a separate Openlayers overlay 
from the places where it finds self-intersections? They are usually simple to 
correct by hand. Nested shells are perhaps too mysterious for that.

-Jukka-


> -----Alkuperäinen viesti-----
> Lähettäjä: Martijn van Oosterhout [mailto:[EMAIL PROTECTED] 
> Lähetetty: 3. marraskuuta 2008 12:54
> Vastaanottaja: Rahkonen Jukka
> Kopio: Jon Burgess; Mapnik users mailing-list
> Aihe: Re: [Mapnik-users] Nested coastline holes and Mapnik 
> rendering (solved)
> 
> Ok, I can see it here too. Unfortunatly, there's absolutly no 
> clue as to what the actual problem is or what the solution 
> might be. It complains about ABA ways, which seems 
> unreasonable to me but the coastline checker already flags 
> those and people should go fix them.
> 
> Self-intersection doesn't get detected by the coastline 
> checker, basically because I wouldn't have a clue how to identify it.
> 
> Nested shells is a mystery to me. Some shapes gets it, some 
> don't. No idea why...
> 
> Have a nice day,
> 
> On Mon, Nov 3, 2008 at 10:40 AM, Rahkonen Jukka 
> <[EMAIL PROTECTED]> wrote:
> >> Ah yes, that was my other question: you refer to 
> processed_a, but I 
> >> can't find a file of that name. Where did you get it?
> >
> > Sorry, the name is actully shoreline_a because I have been 
> following 
> > the Mapnik installation quide faithfully.  I just 
> remembered the name 
> > wrong now. My own compurer is nine kilometers away form my 
> desk and I 
> > couldn't check it.
> >
> > -Jukka-
> >
> 
> 
> 
> --
> Martijn van Oosterhout <[EMAIL PROTECTED]> http://svana.org/kleptog/
> 
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