[mkgmap-dev] a new DEM-File Option

Fri Nov 3 08:17:55 GMT 2017

Hi Gerd

That sounds very promising.

btw which visual studio version  did you install as 2005 doesn't seem to 
be available any more?

r

Nick

On 03/11/2017 07:36, Gerd Petermann wrote:
> If I got that right gmtool doesn't expect the data in a gmapi folder hirarchy.
> I've not made much progress so far. The DEM data structure (esp. the bitstream) is quite complex and I am really amazed that Frank found out how it works.
> I've cross read the pdf a few times, now I installed Visual Studio and started to debug step by step to find out what BuildDEMFile does and how this matches with the pdf ;-)
> Not easy for me because I am not familiar with the c# conventions and the Visual Studio environment. So, at the moment
> I don't see the light at the end of the tunnel, but I think I am in the right tunnel ;-)
> (I am also a bit distracted because my mother moved house last week and I am still busy helping her.)
>
> Gerd
>
> ________________________________________
> Von: mkgmap-dev <mkgmap-dev-bounces at lists.mkgmap.org.uk> im Auftrag von lig fietser <ligfietser at hotmail.com>
> Gesendet: Donnerstag, 2. November 2017 22:27:02
> An: mkgmap-dev at lists.mkgmap.org.uk
> Betreff: Re: [mkgmap-dev] a new DEM-File Option
>
> I'm afraid I don't understand your tools Frank.
>
> I guess I will wait until mkgmap has included the DEM handling.
>
>
> ________________________________
> Van: mkgmap-dev <mkgmap-dev-bounces at lists.mkgmap.org.uk> namens Frank Stinner <Frank.Stinner at kabelmail.de>
> Verzonden: donderdag 2 november 2017 11:57:06
> Aan: mkgmap-dev at lists.mkgmap.org.uk
> Onderwerp: Re: [mkgmap-dev] a new DEM-File Option
>
> Hi,
>
> i don't now your build-process. But i have installed your original map (without the DEM's). After you include the DEM's in this IMG files, create with
> gmtool with this NEW IMG's a new TDB.
>
> For the old TDB you get with
>
>      gmtool -i 10010000.tdb -I 2
>
> the following output:
>
> Datei 'd:\tmp\OpenFietsMap\10010000.tdb'
> 21729 Bytes (21,2 kB, 0,0 MB), letzter Schreibzugriff 28.10.2017 01:43:28
>     TDBVersion:          407
>     CodePage:            1252 (0x000004E4)
>     Family-ID:           10010 (0x271A)
>     Product-ID:          1 (0x0001)
>     ProductVersion:      1710 (0x06AE)
>     FamilyName:          OpenFietsMap (BNL)
>     SeriesName:          OpenFietsMap (Benelux_v28-10-2017)
>     Routingfähig:        1 (0x01)
>     größter Routing-Typ: 24 (0x18)
>     mit Contourlinien:   1 (0x01)
>     DEM:                 0 (0x00)
>     niedrigster MapLevel:18 (0x12)
>     Beschreibung:        Test preview map
> ....
>     Unknown29:           10000 (0x00002710)
>     Copyright:           [CopyrightInformation, ProductInformationAndPrinting]
>                          Map created with mkgmap-r3908
>                          [CopyrightInformation, ProductInformationAndPrinting]
>                          PROGRAM LICENCED UNDER GPL V2
>                          [CopyrightInformation, ProductInformationAndPrinting]
>                          MAP DATA © OPENSTREETMAP.ORG, MAP LAYOUT © OPENFIETSMAP.NL, SRTM DATA © U.S. GEOLOGICAL SURVEY
>                          [CopyrightInformation, ProductInformationAndPrinting]
>                          OPENSTREETMAP.ORG CONTRIBUTORS|SEE: HTTP://WIKI.OPENSTREETMAP.ORG/INDEX.PHP/ATTRIBUTION
>     Overviewmap:
>       Kartenummer:       10010000 (0x0098BD90)
>       übergeordnet:      0 (0x00000000)
>       Beschreibung:      OFM_BNL(28-10-2017)
>       Anzeigebereich:    Lon 2,373047°..7,382920°, Lat 49,350586°..55,264900°
>     Detailkarten:        145
>       Kartenummer:       10010001 (0x0098BD91)
>         übergeordnet:    10010000 (0x0098BD90)
>         Beschreibung:    BE-Ieper (10010001)
>         Anzeigebereich:  Lon 2,373047°..2,900391°, Lat 50,668945°..50,888672°
>         Dateien:         10010001.TRE (38603 Byte), 10010001.RGN (3909498 Byte), 10010001.LBL (175026 Byte), 10010001.NET (428039 Byte), 10010001.NOD
> (714739 Byte)
> ....
>
> The main-part is a long list of all mapnumbers/files with the subfiles. It is necessary to rebuild this list with the DEM-files with their filesize.
> That's why use the NEW IMG's for this.
>
> Frank
>
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