[Tilesathome] New waterway rendering

["Marc Schütz"]

> Hi,
> 
> > In my opinion the default widths for streams and especially drains 
> > are too large: 
> >
> http://www.openstreetmap.org/?lat=49.9552&lon=10.8792&zoom=14&layers=0B00FTF 
> Well, "drain" seems to be the prefered tag for storm sewers. And the
> storm sewers I know tend to be big. ~30 meters or so...
> 

OK; I have just noticed this proposal http://wiki.openstreetmap.org/wiki/Proposed_features/Ditch. I'm going to use that in the future.

> 
> > Moreover, the width=... tag seems to be ignored in zoom levels <= 14.
> > I understand this is done in order not to let too small features 
> > disappear, but wouldn't it be better to use a minimum width (1 or 2 
> > pixels) instead of ignoring it completely?
> The old rendering did that too. Introducing honor-width="yes" to z < 14
> should be straight forward. It this is a wanted feature I can easily add
> it.
> 
> 
> > If noone objects I will reduce the default widths and introduce a 
> > minimum width for all zoom levels when I get to it.
> If you want to add support for the width tag just do it. But please
> don't make drain too small.

I just did that, together with making waterway=stream less wide, but leaving waterway=drain as it is.

Regards, Marc

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