[Merkaartor] Merkaartor freezes (since 0.13/svn)

Chris Browet cbro at semperpax.com
Sun Feb 22 13:16:09 GMT 2009


Strange. Borders are not handled differently than other ways...
Furthermore, the BB you gave me only contains a fairly short piece of
border...

On Sun, Feb 22, 2009 at 11:00 AM, Jens Fendler
<jfendler at polytechnic.edu.na>wrote:

> Hi Chris,
>
> "Lost in the Thread" is nice - might be the title for the next "Lost in
> Translation" movie :-)
>
> The problem I was referring to is that (previous to the last patch) it
> took merkaartor forever to work on the map in high zoom levels - with
> you mentioning it was due to QT not performing a proper clipping to the
> area, thus requiring lots of memory if a relation member is among the
> things in the map section currently being viewed. The "relations" part
> of the problem seems solved, but the very same effect is still present
> for border-type ways. Those are usually not part of a relation, but are
> also quite large (might also apply to any other "big" map feature). My
> guess is that there's more things in the map currently not being
> properly clipped away.
>
> Hope this helps,
> Jens
>
> On Feb 21, 2009 05:23 PM, Chris Browet <cbro at semperpax.com> wrote:
>
> > >
> > > Same here, but I noticed (probably) the same problem still occurs
> > > with
> > > state borders (border_type=nation, boundary=administrative,
> > > admin_level=2). For example here: 19.9929, -22.2834, 20.0010,
> > > -22.2793.
> > >
> > > I haven't tested it with other (long) borders yet, but would expect
> > > it
> > > to be the same.
> >
> >
> > I'm lost in the thread... What problem is it? Long download time?
> >
> > >
> > >
> > > One other issue I noticed with the latest patch only is a way
> > > artifact
> > > being rendered after a "split" on a way: Select a road and one or
> > > two
> > > nodes on it, split the way, and try to select either of the (new)
> > > segments. It will still highlight the whole way unless I change the
> > > zoom
> > > level (in or out doesn't matter) once. Selecting a segment after
> > > changing the zoom level works fine again.
> > >
> >
> > I was wondering why I was rebuilding the road on each hover/select.
> > Now I
> > know... Solved.
> >
> > - Chris -
>
>
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.openstreetmap.org/pipermail/merkaartor/attachments/20090222/ed668d10/attachment.html>


More information about the Merkaartor mailing list