Hi, it's fixed in d98a0a6. Martin On Tue, Jan 15, 2019 at 7:28 PM Martin Budaj <m.bu...@gmail.com> wrote:
> On Sat, Jan 12, 2019 at 10:51 AM Michael <knollesim...@t-online.de> 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 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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