[mkgmap-dev] splitter r585 ; dem-dist 3342 or 3314 ?

Thu Jan 18 09:49:32 GMT 2018

Hi Gerd, in some posts are written different -dem-dist . Which is the right, 
3314 or 3342 ? For using with --align-for-dem  1" hgt ?
thomas

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Von: "Gerd Petermann" <GPetermann_muenchen at hotmail.com>
Datum: Mittwoch, 17. Januar 2018 17:42
An: <mkgmap-dev at lists.mkgmap.org.uk>
Betreff: [mkgmap-dev] splitter r585 implements new option align-for-dem

> Hi all,
>
> see http://www.mkgmap.org.uk/websvn/revision.php?repname=splitter&rev=585
>
> If I got that right you can use dem-dist 9942 for level 0 if hgt files are 
> in 3'' resolution and splitter
> was executed with --align-for-dem=1200.
> For hgt 1'' files use dem-dist 3342 for level 0 and --align-for-dem=3600.
>
> This should reduce DEM size a lot AND increase precision.
>
> Gerd
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