[Tilesathome] t at h Lowzoom does sea now properly

[80n]

On 8/14/07, spaetz <osm at sspaeth.de> wrote:
>
> > - Rather than mercator coordinates we use lat/lon. High low zooms this
> will skew things (I don't know by how much). Somebody will have to write a
> preprocessor to fix this. (not me)
> Still not solved
>
> > - Sea tiles are not rendered as such. (neither are coastlines it seems).
> I have no clue about that sea lookup works during the render phase, so I
> can't promise a quick fix here. Deelkar, or Frederik might know that stuff
> better.
> Yea!!! Frederik Ramm fixed the assumption that we always use z12 tiles
> just before he left for holiday. It works nicely now!
>
> > my next steps:
> > -Develop stylesheets further to be useful.
> > -Look into sea tiles
> Done :-)
>
> > -Make request queueing be smart enough to see if a low-zoom renderer or
> a high-zoom renderer asks for work and enable low zoom requests.
> Renderer clients announce now the levels they render to the server, so it
> can hand out low zoom requests to those that render low zoom and high zoom
> requests to the rest (server side not implemented yet).
>
> > -Once mature enough, probably start rendering z10 and z11 directly and
> stitch lower zoom levels together from z10 for now.
> Give it a week more or so then we'll talk about this again.
>
> Some nice z10 and z11 tiles around Margate can be seen here (there is sea
> around it now):
>
> http://informationfreeway.org/?lat=51.24763044632959&lon=1.3643643285245604&zoom=10&layers=0000FB00


I have just renamed the cycle at home layer as "new lowzoom (experimental)".  I
have also hacked it so that it automatically uses the normal tile layer for
high zoom levels.



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