[Qgis-user] [Qgis-community-team] 3D view of LIDAR data city of boulder

Alexandre Neto senhor.neto at gmail.com
Mon Feb 10 02:15:08 PST 2020


Thanks Saber, I will take a look.

Alex Neto

A segunda, 10/02/2020, 09:05, Saber Razmjooei <
saber.razmjooei at lutraconsulting.co.uk> escreveu:

> Hi Alexandre,
>
> I am not sure about the licensing of the data.
>
> For mesh layer, there are already some datasets for test suite, which
> should be good for documentation too:
> https://github.com/lutraconsulting/MDAL/tree/master/tests/data
>
> Kind regards
> Saber
>
>
> On Sun, 9 Feb 2020 at 12:48, Alexandre Neto <senhor.neto at gmail.com> wrote:
>
>> Can we consider creating/clipping a open 3D sample data that we could add
>> to QGIS Sample data?
>>
>> This would be useful for when someone else wants to update the
>> documentation.
>>
>> Same goes for mesh data.
>>
>> Thanks,
>>
>> Alexandre Neto
>>
>> A sábado, 8/02/2020, 12:38, Saber Razmjooei <
>> saber.razmjooei at lutraconsulting.co.uk> escreveu:
>>
>>> Hi Larissa,
>>>
>>> Apologies. Boulder data indeed contain walls and roofs.
>>>
>>> To view the data in 3D, you need to go to each layer and open
>>> Properties > 3D view and change the style to Single symbol.
>>>
>>> Also, the dataset is very large. It would be easier if you crop the data
>>> to a smaller area.
>>>
>>> Regards
>>> Saber
>>>
>>>
>>> On Sat, 8 Feb 2020 at 12:00, Saber Razmjooei <
>>> saber.razmjooei at lutraconsulting.co.uk> wrote:
>>>
>>>> Hi Larissa,
>>>>
>>>> Many thanks for looking into documenting this.
>>>>
>>>> I had a quick look at the data. It is only the footprint. So, you can
>>>> only extrude the data (based on height).
>>>>
>>>> There is a good data source of 3D buildings here:
>>>> https://github.com/wonder-sk/3d-spatial-data
>>>>
>>>> And for building in New York, we wrote a blog post here. The data have
>>>> z-valuse and should automatically get picked up by the 3D map view.
>>>> https://www.lutraconsulting.co.uk/blog/2017/10/16/buildings-in-qgis3d/
>>>>
>>>> Feel free to use any of the content from our website in the
>>>> documentation.
>>>>
>>>> Kind regards
>>>> Saber
>>>>
>>>> On Fri, 7 Feb 2020 at 13:59, Larissa Junek <l.junek at gmx.net> wrote:
>>>>
>>>>> Hello folks,
>>>>>
>>>>> for documentation purposes I'd like to visualize the 3d data of the
>>>>> city
>>>>> of boulder in qgis 3.10 .
>>>>>
>>>>> https://bouldercolorado.gov/open-data/city-of-boulder-3d-buildings/
>>>>>
>>>>> Unfortunately qgis crashes when loading the shapefile into the 3d view.
>>>>>
>>>>> Also, where do I have access to the z-coordinate so that there will be
>>>>> a
>>>>> 3d view. At the moment there is only visible a plane with the vectors
>>>>> but no "z-value"  in the 3d view application. Extrusion doesn't help
>>>>> solute the problem.
>>>>>
>>>>> There is a hint that these data have something to do with GeoJSon, so
>>>>> maybe I have to find another 3d data suitable for using in the 3D view
>>>>> application.
>>>>>
>>>>> Can somebody help?
>>>>>
>>>>> Cheers, Larissa
>>>>>
>>>>> _______________________________________________
>>>>> Qgis-community-team mailing list for organizing community resources
>>>>> such as documentation, translation etc..
>>>>> Qgis-community-team at lists.osgeo.org
>>>>> https://lists.osgeo.org/mailman/listinfo/qgis-community-team
>>>>
>>>>
>>>>
>>>> --
>>>> Saber Razmjooei
>>>> www.lutraconsulting.co.uk
>>>> +44 (0)7568 129733
>>>>
>>>
>>>
>>> --
>>> Saber Razmjooei
>>> www.lutraconsulting.co.uk
>>> +44 (0)7568 129733
>>> _______________________________________________
>>> Qgis-community-team mailing list for organizing community resources such
>>> as documentation, translation etc..
>>> Qgis-community-team at lists.osgeo.org
>>> https://lists.osgeo.org/mailman/listinfo/qgis-community-team
>>
>>
>
> --
> Saber Razmjooei
> www.lutraconsulting.co.uk
>
>
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