[Qgis-user] Georeferencing a DXF file

[Alexis R.L.]

Hi Andreas,

I already got a prototype underway with minimal code modification. I'm
working on it in my free time along with some other QGIS projects but its
progressing. ;)


Alex


Le jeu. 4 févr. 2021 à 03:23, Andreas Neumann <a.neumann at carto.net> a
écrit :

> Hi all,
>
> If I may chime in:
>
> this is a long-standing user wish - being able to georeference vector
> files in QGIS (in an easy way). This needs to go into core, not as a plugin
> that breaks with future QGIS releases or has dependency issues.
>
> The same discussion also pops up in the Swiss and QGIS user group e-mail
> lists again and again and I believe it should be able to come up with
> funding, if some developer could take the lead on implementing this in QGIS
> core. I was hoping that Jürgen would be available to implement it, as he
> also did the DXF/DWG importer and it would make sense, that the DXF/DWG
> importer also integrates with a vector georeferencing solution.
>
> Jürgen - would you be available to work on it? Or Alex?
>
> Would someone be available to summarize the requirements and approaches in
> a QEP? I think this would help tremendously, writing down the requirements.
> Unfortunately, I don't have time currently to work on the QEP myself. But I
> will help to find funding to get this functionality into QGIS core.
>
> Thanks,
> Andreas
>
> On 2021-02-03 20:10, Walt Ludwick wrote:
>
> I've received a 3D AutoCAD file from an architect that i managed to
> convert into 2D .dxf format and import into my QGIS project, but it is
> out-of-scale and out-of-place, so i guess i need to add some georeferencing
> coordinates to the file.
>
> This should be easy enough, since it's an accurate representation of a
> building that's already in the project -with an additional wing tacked on-
> so i'm thinking i could just use a few corners of that existing buildings
> as ground control points, and map them to the corresponding corners on this
> .dxf model, then maybe all other co-ordinates could be automatically
> generated by some tool, if i could just find the right one for the job.
>
> Is there in fact any such easy way to do this thing?
>
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