[OSM-talk] Hillshading on OSM maps

[Mateusz Konieczny]

For examples of places where OSM seems to have higher quality than relief
see sloped lakes in Tatra mountains at
http://www.openstreetmap.org/#map=15/49.2044/20.0272&layers=C

On 7 Nov 2017 8:48 a.m., "Martin Koppenhoefer" <dieterdreist at gmail.com>
wrote:

>
>
> sent from a phone
>
> > On 7. Nov 2017, at 03:22, Daniel Koć <daniel at koć.pl> wrote:
> >
> > 3. What do you think about using OSM hillshading "fork" which could be
> editable somehow to follow OSM data (of course it doesn't belong to OSM
> database, since it's a raster data, not a vector one)?
>
>
> I’ve generally found very good correspondence between srtm and osm, in
> hilly areas the hillshading made the map much more readable, and especially
> the parts without trees growing on them made much more sense (as you could
> see that they were on the hilltops and oriented to the same direction).
>
> I can’t imagine editing height raster data based on osm though, how would
> you do it? This implies moving bits quite a lot probably, because you won’t
> even notice 5 or 10 meters in 30 or 90m grid data. I would expect global
> coverage 3D scan data to be more reliable than osm and would rather do the
> opposite (adjust osm to fit hillshading).
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