[mkgmap-dev] problem with splitter and bounding polygon

Tue Mar 1 22:23:59 GMT 2016

Hi Andrzej,

I'll try to reproduce the problem. Please provide details regarding the
splitter options, the poly file,
and the densities-out.txt written by splitter. 

Gerd

popej wrote
> Hi,
> 
> I'm trying to compile a map of USA using North America extract form 
> Geofabrik. I use splitter r427 with bounding polygon, something like that:
> 
> splitter --polygon-file=usa.poly ... north-america-latest.osm.pbf
> 
> The result is that I get errors in mkgmap:
> SEVERE (MapFailedException): pbf\29729241.osm.pbf: (thrown in 
> BufferedImgFileWriter.ensureSize()) There is not enough room in a single 
> garmin map for all the input data. The .osm file should be split into 
> smaller pieces first.
> 
> This error appears for some tiles at the map border.
> 
> My guess is, that splitter uses only nodes inside bounding poly to 
> compute tiles sizes. When a rectangular tile is placed on a polygon 
> border, estimated node number could be significantly smaller than the 
> full number actually saved in this tile. This could lead to problems as 
> above.
> 
> I don't have any suggestions for a solution, so I'm going to try to go 
> around it using a simplified poly. I hope, that maybe someone could get 
> an idea how to correct it.
> 
> -- 
> Best regards,
> Andrzej
> _______________________________________________
> mkgmap-dev mailing list

> mkgmap-dev at .org

> http://www.mkgmap.org.uk/mailman/listinfo/mkgmap-dev

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