[mkgmap-dev] Problems with contours

Mon Apr 10 05:26:11 BST 2023

You need to voidfill the hgt files first

On Mon, Apr 10, 2023, 04:38 helter skelter <hskelter at hotmail.com> wrote:

> Hello guys
> I don't know if this is the right place to ask: please forgive me if not
> and delete my request.
> I have a problem with contours, generated from DEM HGT files, downloaded
> both from Nasa and Viewfinder, and tried with different Douglas-Peucker
> values.
> I get empty spaces in some areas of the map, close to the state/region
> border, and squares with no DEM data, as you can see in this picture (this
> is the north part of Trentino Alto Adige, north of Italy):
>
> I use HGT2OSM and OSMCONVERT to process all HGTs and obtain a single OSM
> file, the I split it with the Splitter.
> Then I merge everything in a single IMG file with MKGMAP.
>
> Do you know what could be the reason of this problem and how to solve ?
>
> Thank you in advance for all your help
> Regards,
> Diego
>
>
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> mkgmap-dev at lists.mkgmap.org.uk
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