[mkgmap-dev] DEM Noddy Guide

Tue Jan 9 10:22:27 GMT 2018

Hi Gerd

I've been struggling with that idea as well and am slowly creating a 
dbase containing sea hgts

One almost needs a sea.poly of some kind.

Nick

On 09/01/2018 10:11, Gerd Petermann wrote:
> Hi Nick,
>
> no, but it logs it with a warning level.
> It sometimes tries to read a hgt file that doesn't exist because it would be in the ocean, so for some maps you will find many of those messages, not meaning any error.
> I am not 100% happy with this, maybe I should code a list of files which should not be searched and produce an error message for the rest?
>
> Gerd
>
> ________________________________________
> Von: mkgmap-dev <mkgmap-dev-bounces at lists.mkgmap.org.uk> im Auftrag von osm at pinns <osm at pinns.co.uk>
> Gesendet: Dienstag, 9. Januar 2018 11:05:50
> An: mkgmap-dev at lists.mkgmap.org.uk
> Betreff: Re: [mkgmap-dev] DEM Noddy Guide
>
> Hi Gerd
>
> Oops !
>
> sorry my mistake ; you are absolutely right.
>
> Does the dem option provide an error msg when it can't find a hgt file?
>
> r
>
> Nick
>
>
> On 09/01/2018 10:01, Gerd Petermann wrote:
>> hi Nick,
>>
>> now I am confused. The attached zip contains a dem.args that contains an empty dem option.
>> Do you keep the *.hgt files in the working directory?
>> Or maybe you generate the file ?
>>
>> Gerd
>>
>> ________________________________________
>> Von: mkgmap-dev <mkgmap-dev-bounces at lists.mkgmap.org.uk> im Auftrag von osm at pinns <osm at pinns.co.uk>
>> Gesendet: Dienstag, 9. Januar 2018 10:45:41
>> An: mkgmap-dev at lists.mkgmap.org.uk
>> Betreff: Re: [mkgmap-dev] DEM Noddy Guide
>>
>> Hi Gerd
>>
>> Run file:
>>
>> java -Xmx1024m -ea -jar F:\vb6\A_MAPU~1\mkgmaps\MKA1FF~1\mkgmap.jar
>> --mapname=41061037 --family-id=993 F:\vb6\A_MAPU~1\TOPO_6~1.TYP
>> --series-name="map3" --family-name="map3" --overview-mapname="map3"
>> --remove-short-arcs --style-file=F:\vb6\A_MAPU~1\styles
>> --style="default" --keep-going --check-roundabouts --drive-on=right
>> --output-dir=F:\vb6\A_MAPU~1\temp --transparent --index --route --nsis
>> --add-pois-to-areas --add-pois-to-lines --merge-lines
>> --name-tag-list=int_name,name --location-autofill=is_in,nearest
>> --housenumbers --tdbfile --draw-priority=10 -c
>> F:\vb6\A_MAPU~1\args\DEM~1.ARG -c F:\vb6\A_MAPU~1\args\TEMPLA~2.ARG
>>
>> Attached are the args
>>
>> On 09/01/2018 09:34, osm at pinns wrote:
>>> Hi Gerd
>>>
>>> Bear with me
>>>
>>> Nick
>>>
>>>
>>> On 09/01/2018 09:29, Gerd Petermann wrote:
>>>> Hi Nick,
>>>>
>>>> seems that something goes wrong with the dem option, it seems to
>>>> contain only a blank.
>>>> No idea what goes wrong, maybe you have repeated the option --dem
>>>> somewhere?
>>>> Please post the full command.
>>>>
>>>> Gerd
>>>>
>>>> ________________________________________
>>>> Von: mkgmap-dev <mkgmap-dev-bounces at lists.mkgmap.org.uk> im Auftrag
>>>> von osm at pinns <osm at pinns.co.uk>
>>>> Gesendet: Dienstag, 9. Januar 2018 10:22:28
>>>> An: mkgmap-dev at lists.mkgmap.org.uk
>>>> Betreff: Re: [mkgmap-dev] DEM Noddy Guide
>>>>
>>>> Hi Gerd
>>>>
>>>> I now get
>>>>
>>>>
>>>> SEVERE (HGTReader): F:\garmin\maps\ukraine\12345700.osm.pbf:
>>>> extracted path >< does not exist, check
>>>> Number of MapFailedExceptions: 0
>>>> Number of ExitExceptions: 0
>>>> Time finished: Tue Jan 09 09:21:10 GMT 2018
>>>> Total time taken: 20273ms
>>>>
>>>>       .
>>>>
>>>>
>>>> On 09/01/2018 09:13, Gerd Petermann wrote:
>>>>> Hi Nick,
>>>>>
>>>>> yes, the message looks that strange because the variable "dir" is
>>>>> empty or maybe contains a blank when this code is executed:
>>>>> File f = new File (dir);
>>>>> if (!f.exists())  log.error(dir, "does not exist");
>>>>>
>>>>> The file name for the *.pbf is added by the logging method, because
>>>>> the dem option is parsed for each osm input file.
>>>>> With r4039 I've changed the code for the error message to this:
>>>>> log.error("extracted path >" + dir + "< does not exist, check",
>>>>> dirsWithHGT);
>>>>>
>>>>> Please try to reproduce the error with r4039 and let me know what it
>>>>> reports now.
>>>>>
>>>>> Gerd
>>>>>
>>>>> ________________________________________
>>>>> Von: mkgmap-dev <mkgmap-dev-bounces at lists.mkgmap.org.uk> im Auftrag
>>>>> von osm at pinns <osm at pinns.co.uk>
>>>>> Gesendet: Dienstag, 9. Januar 2018 09:57:49
>>>>> An: mkgmap-dev at lists.mkgmap.org.uk
>>>>> Betreff: Re: [mkgmap-dev] DEM Noddy Guide
>>>>>
>>>>> Hi Gerd
>>>>>
>>>>> I'm merely questioning the phrasing of the message -, ie it wasn't the
>>>>> pdf that was causing the problem as the msg implied.
>>>>>
>>>>> Nick
>>>>>
>>>>>
>>>>> On 09/01/2018 08:51, Gerd Petermann wrote:
>>>>>> Hi Nick,
>>>>>>
>>>>>> I cannot reproduce that message without using a wrong option like
>>>>>> dem=path1,,path2
>>>>>> (extra comma)
>>>>>>
>>>>>> Anyhow, I try to improve the message.
>>>>>>
>>>>>> Gerd
>>>>>>
>>>>>> ________________________________________
>>>>>> Von: mkgmap-dev <mkgmap-dev-bounces at lists.mkgmap.org.uk> im Auftrag
>>>>>> von osm at pinns <osm at pinns.co.uk>
>>>>>> Gesendet: Dienstag, 9. Januar 2018 09:40:23
>>>>>> An: mkgmap-dev at lists.mkgmap.org.uk
>>>>>> Betreff: Re: [mkgmap-dev] DEM Noddy Guide
>>>>>>
>>>>>> Hi Gerd
>>>>>>
>>>>>> I used
>>>>>>
>>>>>> dem=e:\dem\europe\
>>>>>> overview-dem-dist=88888
>>>>>> dem-dists=3312,13248,26512,53024
>>>>>> dem-poly=F:\garmin\ukraine\areas.poly
>>>>>>
>>>>>> when I added the required .hgt files it worked OK
>>>>>>
>>>>>>
>>>>>> On 09/01/2018 08:20, Gerd Petermann wrote:
>>>>>>
>>>>>> On 09/01/2018 08:20, Gerd Petermann wrote:
>>>>>>> Hi Nick,
>>>>>>>
>>>>>>> I think this message may appear if you have blanks in the option
>>>>>>> --dem. What exactly do you use?
>>>>>>>
>>>>>>> Gerd
>>>>>>>
>>>>>>> ________________________________________
>>>>>>> Von: mkgmap-dev <mkgmap-dev-bounces at lists.mkgmap.org.uk> im
>>>>>>> Auftrag von osm at pinns <osm at pinns.co.uk>
>>>>>>> Gesendet: Dienstag, 9. Januar 2018 09:14:14
>>>>>>> An: mkgmap-dev at lists.mkgmap.org.uk
>>>>>>> Betreff: Re: [mkgmap-dev] DEM Noddy Guide
>>>>>>>
>>>>>>> Hi Gerd,
>>>>>>>
>>>>>>> Just come across a misleading error message:
>>>>>>>
>>>>>>> SEVERE (HGTReader): F:\garmin\maps\ukraine\12345700.osm.pbf:
>>>>>>>         does not exist
>>>>>>> Number of MapFailedExceptions: 0
>>>>>>> Number of ExitExceptions: 0
>>>>>>>
>>>>>>> The pbf existed, as it produced the map with out DEM !
>>>>>>>
>>>>>>> However,some of the .hgt files were missing which caused the error.
>>>>>>>
>>>>>>> Just a minor point
>>>>>>>
>>>>>>> r
>>>>>>>
>>>>>>> Nick
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On 09/01/2018 06:09, Gerd Petermann wrote:
>>>>>>>> Hi all,
>>>>>>>>
>>>>>>>> I did not note this before, but there is probably a typo in this
>>>>>>>> description:
>>>>>>>> overview-dem-dist=888888 is far too high, I assume Arndt meant
>>>>>>>> 88888.
>>>>>>>>
>>>>>>>> Besides that I think there is need to use --dem-poly in
>>>>>>>> combination with the poly file created by splitter.
>>>>>>>> This poly file just describes the outer boundaries of the tiles,
>>>>>>>> and mkgmap calculates this polygon anyway.
>>>>>>>> The --dem-poly can be used with the rather complex *.poly files
>>>>>>>> from geofabrik. I've tested with bolivia.poly which has 1176 nodes
>>>>>>>> and the additional tests for the polygon bounds did not take
>>>>>>>> long. Still, you may want to draw your own simpler poly files
>>>>>>>> because those from
>>>>>>>> geofabrik are rather close to country borders.
>>>>>>>>
>>>>>>>> Gerd
>>>>>>>>
>>>>>>>> ________________________________________
>>>>>>>> Von: mkgmap-dev <mkgmap-dev-bounces at lists.mkgmap.org.uk> im
>>>>>>>> Auftrag von Arndt Röhrig <arndt at speichenkarte.de>
>>>>>>>> Gesendet: Freitag, 5. Januar 2018 21:41:57
>>>>>>>> An: Development list for mkgmap
>>>>>>>> Betreff: Re: [mkgmap-dev] DEM Noddy Guide
>>>>>>>>
>>>>>>>> Hi Mike,
>>>>>>>>
>>>>>>>> it´s simple:
>>>>>>>>
>>>>>>>> - Download hgt files )*
>>>>>>>>
>>>>>>>> - give mkgmap the option x-dem=path to the hgt files
>>>>>>>>
>>>>>>>> - x-dem-dists=3314,4000,6000,8000,10000,15000 (maybe other values
>>>>>>>> are better)
>>>>>>>>
>>>>>>>> 1 value for each level (options file: exampel levels = 0:24,
>>>>>>>> 1:23, 2:22, 3:21, 4:20, 5:19)
>>>>>>>>
>>>>>>>> - x-overview-dem-dist=888888 writes DEM to the overviewmap (maybe
>>>>>>>> other value is better)
>>>>>>>>
>>>>>>>> - x-dem-poly=path to a poly file  for example areas.poly from
>>>>>>>> splitter result.
>>>>>>>>
>>>>>>>> That´s all.
>>>>>>>>
>>>>>>>> )* hgt files are downloadable here:
>>>>>>>> http://www.viewfinderpanoramas.org/dem3.html
>>>>>>>>
>>>>>>>> I use phyghtmap to create SRTM contourlines as .pbf. the program
>>>>>>>> download hgt files from viewfinderpanoramas to build the pbfs.
>>>>>>>> After that you find a folder hgt on your pc with hgt files inside.
>>>>>>>>
>>>>>>>> http://katze.tfiu.de/projects/phyghtmap/
>>>>>>>>
>>>>>>>>
>>>>>>>> Greetings
>>>>>>>>
>>>>>>>> Arndt
>>>>>>>>
>>>>>>>>
>>>>>>>> Mike Baggaley hat am 5. Januar 2018 um 21:19 geschrieben:
>>>>>>>>
>>>>>>>>
>>>>>>>> Hi all,
>>>>>>>>
>>>>>>>> I've been following the discussions of DEM with interest, but
>>>>>>>> have so far
>>>>>>>> not attempted to create a map including this. Is there a guide to
>>>>>>>> the steps
>>>>>>>> involved in producing the DEM data? I have contour data in OSM
>>>>>>>> format - is
>>>>>>>> there a simple way to get this into a suitable input format (or
>>>>>>>> is there a
>>>>>>>> specification of the input format available, so I can knock up
>>>>>>>> something to
>>>>>>>> convert it)? I'm assuming that the height data contains the same
>>>>>>>> information
>>>>>>>> as contour data but in a different format.
>>>>>>>>
>>>>>>>> Thanks,
>>>>>>>> Mike
>>>>>>>>
>>>>>>>> _______________________________________________
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