[mkgmap-dev] Problem routing over very short roads

Thu Jun 4 09:42:47 BST 2009

Err- I corrected it. Have a look at the street, not the path (which I 
just added - also to in case circumvent the critical road).
Felix

Did you see my image where the street was broken?

Mark Burton wrote:
> (resent with smaller image, first message blocked by mailing list
> server)
>
> Hi Felix,
>
>   
>> 1. See here: 
>> http://www.openstreetmap.org/edit?lat=48.084294&lon=16.296498&zoom=18
>>
>> Have a look at the street running paralell to the railwaylines (name 
>> Thomas-Tamussino-Straße, ref B11).
>> Mappers have nicely and correctly entered the bridge. The section after 
>> the bridge is only about 3m long, because after the next intersection 
>> the street name changes.
>>
>> On compiling, these 3m get dropped and are missing. What's even worse, 
>> because the section is so short, Any autorouting wanting to go over that 
>> place, crashes in Mapsource (at least it does not crash Mapsource 
>> however, only route calculation stops with error).
>> Here is a small screenshot of how it looks like on 20m zoom in Mapsource:
>>
>>
>> I'm more than sure that there are several other places were we face the 
>> same problem, which at first look seem like mappers made mistake and did 
>> not connect road, but in reality it's one of those road segments shorter 
>> than 3.4m getting dropped.
>>     
>
> Err, I don't know what your problem is but this is what I get when I
> download that region and display in mapsource. Routing appears to work
> fine.
>
> Cheers,
>
> Mark
>
>   
>
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