[Qgis-user] Snapping points and lines in 3D

[DelazJ]

Hi,

Do you mean something like Settings --> Options --> Digitizing --> Default
Z value?
This is the Z-related option I can remember for digitizing (not really a
snapping one though).

Harrissou

Le mar. 30 oct. 2018 à 16:27, Morten Storm <morten.storm at artogis.dk> a
écrit :

> Hi Saber and Régis,
>
>
>
> Thanks for your prompt replies! I am not trying to digitize in 3D view -
> but was merely hoping to snap in all 3 dimensions when doing ordinary
> editing with snap to points containing this information. I understand that
> this may be a bigger issue, than I originally anticipated - but I also
> think that I (and the other users, I know) would prefer "unconditional"
> snapping to Z, if the information is there and until the whole topic had
> been resolved.
>
>
>
> Do you by any chance have a work around for this?
>
>
>
>
>
> Best regards,
>
>
>
>
> *Morten Storm*
>
>
>
> *Fra:* Régis Haubourg [mailto:regis.haubourg at gmail.com]
> *Sendt:* 30. oktober 2018 16:16
> *Til:* Saber Razmjooei
> *Cc:* Morten Storm; QGIS list
> *Emne:* Re: [Qgis-user] Snapping points and lines in 3D
>
>
>
> Hi, It's not by chance, we have been working a lot to try to make the
> digitizing maptools catch with the 3D API for geometries, because before
> 2.18, it was just destroying Z and M values for all operations.
>
> I think some use cases are still missing probably, and some are not easy
> to solve by one default behavior, because choosing if you want to snap Z
> value or not should be a user choice.
>
> We have been discussing a lot about going towards some interactive
> snapping widget to be able to choose which feature to grab, which to snap
> to, use Z or not, use a Z snapping tolerance or not. It's a big topic!
>
> Best regards
>
> Régis
>
>
>
> Le mar. 30 oct. 2018 à 15:29, Saber Razmjooei <
> saber.razmjooei at lutraconsulting.co.uk> a écrit :
>
> Hi Morten,
>
>
>
> This is probably by chance that the line works! Have you tried to move the
> point using the node tool?
>
>
>
> Proper 3D digitizing from within the 3D map is in our to-do list for
> future, but if you'd be interested in sponsoring the feature, feel free to
> contact us.
>
>
>
> Regards
>
> Saber
>
>
>
> On Tue, 30 Oct 2018 at 08:08, Morten Storm <morten.storm at artogis.dk>
> wrote:
>
> Hi,
>
>
>
> I have a 3D point layer from a GPS device (with x, y AND z coordinates).
>
>
>
> I want to digitize new features in 3D point and 3D line layers with
> snapping in all 3 dimensions to these GPS points.
>
>
>
> This works great for line features - every node gets 3D coordinates when
> snapped to my GPS points. However point features only get 2D coordinates
> (zero for z)!? Do I do something wrong - or is this by design?
>
>
>
> I have tried this in QGIS 2.18.21 and QGIS 3.4.0.
>
>
>
>
>
> Best regards,
>
>
> *Morten Storm*Chefkonsulent
>
> *Fejl! Filnavn er ikke anført.* <http://www.artogis.dk/>
>
> *Fejl! Filnavn er ikke anført.*
>
>
>
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>
>
>
> --
>
> Saber Razmjooei
>
> www.lutraconsulting.co.uk
> +44 (0)7568 129733
>
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