Hi Anton,
My mistake, sorry for that, if you remove the 10 10 10 it should work :
cs EPSG:4326 # code WGS84
fix E6 3.58505 43.81139 194
Cheers,
Phil
> On 29 Jul 2019, at 11:54, Anton van Rosmalen <[email protected]> wrote:
>
> Hi Philippe!
>
> Thanks... but I'm still getting the utterly useless message:
>
> "can't determine meridian convergence for lat-long systems"
>
> ...when I use the coordinates in WGS84 I already got when I used lat/long
> instead of long/lat as you suggested.
>
> Cheers,
>
> Anton
>
> Gesendet: Sonntag, 28. Juli 2019 um 09:10 Uhr
> Von: "Philippe Vernant" <[email protected]>
> An: "List for Therion users" <[email protected]>
> Betreff: Re: [Therion] Therion 5.4.2. potential bug
> Hi Anton,
>
> Here is what I have for the event de la coudoulière :
>
> cs epsg:2154 #Lambert 93
> fix E6 747080.000 6301550.000 194.000 10 10 10
>
> if you convert it to with GDAL you should have :
> cs EPSG:4326 # code WGS84
> fix E6 3.58505 43.81139 194 10 10 10
>
> longitude should be first.
>
> Best,
> Phil
>
>
> On 27 Jul 2019, at 22:37, Anton van Rosmalen <[email protected]
> <mailto:[email protected]>> wrote:
>
> List,
>
> Continuing this thread because there is still a coordinate conversion bug in
> Therion 5.4.4
> in coordinate conversion when exporting to KML
>
> I have entered the coordinates in UTM based on a point both from an
> actual GPS and from Google Earth (they are the same) in cs epsg:2154
> (Lambert 93) or epsg:32631 (WGS84 / UTM 31N)
>
> When I look at the output in UTM again, the entrance has shifted
> directly south for 9 meters.
>
> I'm assuming Therion changes the coordinate to something else (more
> assumptions... WGS84?) and then changes it back again to the desired
> output format. This conversion produces the wrong results I think.
>
> As a workaround, maybe I could enter and export in WGS84 lat/long,
> however, when I enter
>
> cs epsg:4326 # WGS84
> fix E6 43.811399 3.585060 194 10 10 10
>
> I get
>
> "can't determine meridian convergence for lat-long systems"
>
> I can't find the format required for WGS84 lat/long in the manual, can someone
> provide this?
>
> Thanks,
>
> Anton
>
>
> can't determine meridian convergence for lat-long systems
>
> Gesendet: Freitag, 18. Januar 2019 um 15:33 Uhr
> Von: "Martin Budaj via Therion" <[email protected] <mailto:[email protected]>>
> An: "List for Therion users" <[email protected] <mailto:[email protected]>>
> Cc: "Martin Budaj" <[email protected] <mailto:[email protected]>>
> Betreff: Re: [Therion] Therion 5.4.2. potential bug
> No, we don't modify existing releases. The fix will be included in 5.4.3
> eventually, but until then you can use the latest snapshot
> (https://therion.speleo.sk/downloads/therion-setup-dev.exe
> <https://therion.speleo.sk/downloads/therion-setup-dev.exe>).
>
> Martin
>
> On Fri, Jan 18, 2019 at 9:32 AM Michael <[email protected]
> <mailto:[email protected]>> wrote:
> Thank you, Martin, for the quick fix.
>
> Is it also fixed in
>
> https://therion.speleo.sk/downloads/therion-setup-5.4.2.exe
> <https://therion.speleo.sk/downloads/therion-setup-5.4.2.exe>
> ?
>
> Regards,
>
> Michael.
>
>
> Von: Therion <[email protected] <mailto:[email protected]>>
> Im Auftrag von Martin Budaj via Therion
> Gesendet: Donnerstag, 17. Januar 2019 19:26
> An: List for Therion users <[email protected] <mailto:[email protected]>>
> Cc: Martin Budaj <[email protected] <mailto:[email protected]>>
> Betreff: Re: [Therion] Therion 5.4.2. potential bug
>
>
> Hi, it's fixed in d98a0a6.
>
> Martin
>
>
> On Tue, Jan 15, 2019 at 7:28 PM Martin Budaj <[email protected]
> <mailto:[email protected]>> wrote:
>
> On Sat, Jan 12, 2019 at 10:51 AM Michael <[email protected]
> <mailto:[email protected]>> wrote:
>
> I have now attached a minimal cave sample produced with 5.4.1. and one
> produced with 5.4.2. to demonstrate the displacement.
>
>
> Hi,
>
>
> the problem is that EPSG:31467 projection uses the "potsdam" datum and the
> PROJ library used by Therion changed the way how to transform potsdam datum
> to the standard WGS84 datum – it switched from a simple string parameter
> (towgs84) to using external grid file (see
> https://proj4.org/resource_files.html#transformation-grids
> <https://proj4.org/resource_files.html#transformation-grids> for examples).
>
>
> No grid files are currently included in the windows Therion distribution, so
> the transformation is not correct in 5.4.2. Therion needs to be modified to
> include and use those files – hopefully soon.
>
>
> Best regards
>
> Martin
>
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