[ gpsdrive ] Mapnik Projection used by gpsdrive

Christoph Metz loom at mopper.de
Mon Sep 22 12:50:58 AKDT 2008


Guenther: can you check this scenario

1. modify gpsdrive.cpp using the long projection string
2. modify gpsdrive.rc pointing to the last coordinates to Decimal
	48.13063 11.54602 (bavaria in munich)
3. clear the mapnik cache "rm -R ~/.gpsdrive/maps/mapnik_cache" or
disable the cache in the settings.
4. start gpsdrive and look if you start at the bavaria in munich.

if not try using the same proecedure for the short projection string.

please be carefull with the cache if a old projection was wrong the
image cache is generatet with the wrong center coords.

cheers chritoph

On Mon, Sep 22, 2008 at 3:37 PM, Guenther Meyer <d.s.e at sordidmusic.com> wrote:
> Am Sonntag 21 September 2008 schrieb Christoph Metz:
>> i don't know who is always changing this. i have to look in the svn
>> log but the second projection is correct.
>>
> really?
> maybe they changed something in mapnik/osm2pgsql?
>
> my current gpsdrive version had used the second projection (the one with the
> long string), leading to a displacement of the rendered map of several
> kilometers.
> atfer switching to the other (wgs84) projection, the map seems to be right...
>
> is it possible to read the used projection directly from the database instead
> of using a fixed one?
>
>
>
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