[mkgmap-dev] [PATCH v1] - extend --replace-short-arcs option to take min arc length

Thu Jun 4 18:57:44 BST 2009

Hi Felix,

> Shame on me, I had in my batch the call for the unpatched mkgmap 
> version, which of course did not.

OK.

> What can I say about the patch? Get it into TRUNK!!!!

I will commit it soon as it won't affect the default operation.

> Finally Routing over longer distances IS possible. Route calculation 
> time decreased in mapsource by up to 50%, and possible route length 
> increased about 20-25%.
> Also no single Mapsource Crash since!!!!!!!!!!!!!

Good.

> At least in Austria where because of the import, many roads are not 
> connected, this patch is absolutely essential!

The patch only merges nodes that are close and already connected.
It doesn't merge nodes that are close and not connected.

> On my Vista HCx also many destinations that previously took 2-3 minutes 
> to calculate just calculated only 20-30 seconds!

Great.

> Maybe don't enable it by default, I have not really tested whether now 
> there are any problems with roads connected that should not be 
> connected, but so far it has been working great!

I will commit something that has the same effect as the patch you have
tried.

Cheers,

Mark