[ gpsdrive ] Mapnik Projection used by gpsdrive

[Christoph Metz]

hm i fixed it in revision r2017 | garmo | 2008-07-31 17:17:09 +0200
(Do, 31. Jul 2008) and it is still that way in code. maybee you are
using a one of the gpsdrive versions, which has this bug.

cheers christoph

On Sun, Sep 21, 2008 at 10:04 PM, Christoph Metz <loom at mopper.de> wrote:
> i don't know who is always changing this. i have to look in the svn
> log but the second projection is correct.
>
> On Sun, Sep 21, 2008 at 9:40 AM, Jan-Benedict Glaw <jbglaw at lug-owl.de> wrote:
>> On Thu, 2008-09-18 19:02:07 +0200, Jan-Benedict Glaw <jbglaw at lug-owl.de> wrote:
>>> After updating osm2pgsql to the SVN version, I was able to use my app
>>> with it, but the card display was quite off. Projection seems to have
>>> changed. Gpsdrive used to use "+proj=merc +datum=WGS84", whereas OSM
>>> (and the default settings of osm2pgsql; the old behavior can be forced
>>> with the `-M' switch) uses "+proj=merc +a=6378137 +b=6378137
>>> +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null
>>> +no_defs +over".
>>>
>>> I'd like to file a bug report for osm2pgsql, but gpsdrive would need
>>> to either touch the docs (add -M to the osm2pgsql call) or change its
>>> projection method. (And if gpsdrive wants to follow osm.xml, it would
>>> need the new osm2pgsql, too, to get the additional table column
>>> referenced there.)
>>
>> Nobody got an opinion about it? This breaks (or accomplishes)
>> compatibility with regular osm2pgsql installations off OSM SVN...
>>
>> MfG, JBG
>>
>> --
>>      Jan-Benedict Glaw      jbglaw at lug-owl.de              +49-172-7608481
>> Signature of:               The real problem with C++ for kernel modules is:
>> the second  :                                 the language just sucks.
>>                                                   -- Linus Torvalds
>>
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>