[talk-au] Australian Coastline

[Leon Kernan]

There seems to be an unintended side effect to this statement:
> The maritime borders are 12nm out to sea from the coastline.

Bass Strait seems to have been given over to international waters according
to that statement.
There are some weird lines around Vic / Tas and the Bass Strait islands at
the moment on zoom level 7 which i assume are linked to this converstation.




On Tue, May 25, 2010 at 8:35 PM, John Smith <deltafoxtrot256 at gmail.com>wrote:

> On 25 May 2010 20:28, Markus <markus_g at bigpond.com> wrote:
> > You still haven't explained how to check the whole coastline is joined
> with
> > JOSM. You mensioned JOSM has a validation checker that should be used for
> > this kind of thing.
>
> Click to display the validation plugin panel or press Alt+Shift+V then
> click on the validate button, make sure nothing is selected or only
> the selection with be validated, you could make things a little more
> specific by first searching for natural=coastline segments.
>
> > The renders I create for Garmin Mapsource has problems if the coastline
> > isn't joined.
>
> So does mapnik, but they cheated to get round most problems by
> creating a shape file first.
>
> > The 2000 node limit for polygons is documented to be over come by using a
> > relation.
>
> Which was made redundent by creating shape files from the coastline
> segments before relations existed, although this is probably still a
> lot more useful.
>
> > The maritime borders are 12nm out to sea from the coastline. See below
> link.
>
> Yes, but coastlines should be much less nodes otherwise you start
> hitting problems similar to those in the Philippines...
>
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