[OSM-talk] My slippy map

Matthias Julius lists at julius-net.net
Tue Dec 9 16:50:01 GMT 2008


"D Tucny" <d at tucny.com> writes:

> 2008/12/9 Bernhard Zwischenbrugger <bz at datenkueche.com>
>
>>
>>  am I right in thinking that you're not restricting  it so that you can
>>> only view at specific zoom factors but you can also  drag the tiles when
>>> they're part-way between zooms?
>>>
>>
>> That's the big problem.
>> Google Maps always snaps to a "good" zoom lavel - but I don't like it very
>> much.
>> I'm searching for a solution - but have no idea how to solve that.
>> The user expects an excellent picture for all zoom levels, but that's not
>> possible with raster images.
>>
>
> If between zoom levels, would it give better results if you were to take the
> next zoom level in rather than the next zoom level out?
>
> i.e. use zoom 13 tiles shrunk slightly if at an effective zoom 12.5 rather
> than zoom 12 tiles stretched slightly...
>
> I guess the downside would be the extra tiles that would need to be
> fetched...

And the size of captions.  Small captions might become unreadable when
you shrink the tiles too much.

Matthias




More information about the talk mailing list