[mkgmap-dev] Turn restriction angle checks

Sun Mar 30 13:05:08 BST 2014

Hi Marko,
> 
> Here is one more strange message (no_u_turn with a via way). I see 
> nothing wrong with the way:
> 
> 2014/03/29 19:56:21 WARNING (RestrictionRelation): 63240005.osm.pbf: 
> can't add restriction relation 532033 type no_u_turn

If I get that right the via way is a oneway going into the wrong direction.

> 
> Relations with access tags can sometimes be hard to understand, such as 
> relation 2996233, which is type=no_u_turn, motor_vehicle=destination.
> 
> I think that it would be better to avoid turn restrictions and tag the 
> ways instead. That could be done in this case too. I will ask the 
> mapper, because the role=to way looks like a stub.

yes, I think mkgmap should try to detect unclear cases and ignore those
restrictions. 

Gerd

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