[mkgmap-dev] [PATCH v1] Self intersection warning in mp

Sun Jan 31 09:18:10 GMT 2010

>> +				log.warn("Way", w.getId(), "intersects itself.");
>> +				log.warn("The way is composed of");
>> +				logWayURLs(Level.WARNING, "-", w);
>
> Sorry, I do not seem to be getting any output from logWayURLs, and the
> generated way ID is of no use to me.  I am running with 2 threads, and
> I first assumed that the output could be interleaved with the output
> of another thread, but the following log excerpt shows that it is not
> the case (logWayURLs does nothing for the last "intersects itself" warning).
>
> The log excerpt follows:
>
> [snip from the beginning to the first "intersects itself"]
> 2010/01/30 22:27:52 WARNING (MultiPolygonRelation): 63240001.osm.gz: Way 4611686
> 018427391472 intersects itself.
> 2010/01/30 22:27:52 WARNING (MultiPolygonRelation): 63240001.osm.gz: The way is
> composed of
> 2010/01/30 22:27:52 WARNING (MultiPolygonRelation): 63240001.osm.gz: singularAre
> aToWay called with non singular area. Multipolygon  http://www.openstreetmap.org
> /browse/relation/77593
> [snip to the last "intersects itself"]
> 2010/01/30 22:37:58 WARNING (MultiPolygonRelation): 63240003.osm.gz: Way 4611686018427465744 intersects itself.
> 2010/01/30 22:37:58 WARNING (MultiPolygonRelation): 63240003.osm.gz: The way is composed of
> 2010/01/30 22:37:58 WARNING (MultiPolygonRelation): 63240003.osm.gz: Multipolygon http://www.openstreetmap.org/browse/relation/4611686018427463424 contains intersected or overlapping ways
> 2010/01/30 22:38:05 WARNING (MapBuilder): 63240003.osm.gz: Highway 4 has no region (define a default region to zap this warning)
> [end of log]

I cannot reproduce your problems. It works for me.
Here is an excerpt from my logfile:
2010/01/31 10:10:31 WARNUNG (MultiPolygonRelation): 
data/63240005.osm.gz: Way 4611686018427388496 intersects itself.
2010/01/31 10:10:31 WARNUNG (MultiPolygonRelation): 
data/63240005.osm.gz: The way is composed of
2010/01/31 10:10:31 WARNUNG (MultiPolygonRelation): 
data/63240005.osm.gz: - http://www.openstreetmap.org/browse/way/31753632

WanMil