Re: [Pymag-devel] Points that cause MapSend to crash

[Henrik J. <he...@jo...>]

On Wednesday 04 November 2009 11:04:41 Henrik Johansson wrote:
> On Sunday 26 July 2009 20:08:11 Mikael Arvids wrote:
> > Great project! Definitely in my top ten list of open source projects
> > here on sourceforge!
> > 
> >  I've stumbled on some points that causes MapSend to crash.
> > 
> > The first node in the badPOI map is a shopping mall in Borlänge called
> > "Kupolen". I've generated the map with the skimap.xml rules in the
> > svn-tree. This makes the node a POI in the imi-file, and if this is
> > present it will crash MapSend.
> > 
> > The second node in the badPoint map is just a kindergarten in
> > Linköping. The map is generated with the osmmagrules.xml rules. This
> > will only add the node as a named point in the imi-file, but it seems
> > to be enough to put MapSend out of its misery. It seems though that
> > the problem only exist if I request that the names should be added
> > (with --name-tag-list=int_name,name). If I omit this MapSend will
> > display the map without any problem.
> 
> Hi Mikael,
> 
> Thanks for finding this bug and sorry about the very late reply.
> 
> I have reproduced the error but I haven't dug any deeper yet. I looks like
> it could be some problem with the name index. I have to dig deeper..
> 
Hi Mikael,

Finally I got some time to work a little with pymagellan...

I found the problem. MapSend doesn't like layers with a bounding box with zero 
area. A single POI did cause exactly that to happen and by making the bbox a 
little bigger than zero the problem was solved it seems.

/Henrik