[Tilesathome] Black tiles in lowzoom

[spaetz]

On Fri, Aug 29, 2008 at 10:00:18AM +0200, spaetz wrote:
> On Fri, Aug 29, 2008 at 01:29:48PM +1200, Rob Reid wrote:
> > Yesterday I was fixing ocean tiles off the east coast of Australia.
> > This morning when I checked the area it appears to be showing completely 
> > black tiles on the lowzoom.
> > The tiles appear ok at z12 but are black at z6-z11.
> > 
> > See 
> > http://www.informationfreeway.org/?lat=-19.590428679326394&lon=147.65718544402932&zoom=7&layers=B000F000F 
> 
> I have just been rendering the tile with a current _unstable to see if it is indeed fixed:
> 
> http://tah.openstreetmap.org/Browse/?layer=captionless&z=12&x=3713&y=2264
> 
> It is empty land, though in the middle in the sea and I first suspected a client error. However checking oceantiles.dat shows:
> 
> spaetz at hal:~/src/tilesAtHome_unstable/tools/png2tileinfo$ perl png2tileinfo.pl check 3713 2264
> oceantiles_12.png(3713, 2264) = 1 (land)
> 
> that it is indeed marked as land, so the client is right here. yay!
> 

Doh! There's a separate oceantiles.dat in the _unstable branch of course, and it was not fixed there :-). No need to do that. Once I have merged _unststable into the stable branch, I will go from what we have there.

spaetz