[Qgis-user] 3D dxf files

[Matt Boyd]

I don't get anything more than

gawk -f 3dface2csv tokaj.dxf
id;layer;wkt

there are 3DFACES in that file, wondering if it's a codepage thing?

thanks




On Mon, Dec 16, 2013 at 6:37 PM, Siki Zoltan <siki at agt.bme.hu> wrote:

> Dear Matt,
>
> are there any 3DFACE entities in you dxf file?
> You can check it opening the dxf file with a text editor program.
> This gawk script works only with 3DFACEs, if no such entity in the input,
> you get the header only.
> You can download a smaple dxf file (a smaller one then yours) and the
> result of the conversion from here:
> http://www.agt.bme.hu/siki/tokaj.dxf
> http://www.agt.bme.hu/siki/tokaj.csv
>
>
> I used the following command:
> gawk -f 3dface2csv.awk tokaj.dxf > tokaj.csv
>
> Load the csv file into QGIS as Delimited text layer, don't forget to
>
> change the delimiter character to semicolon and the wkt column.
>
> Best regards,
> Zoltan
>
>>
>> On Mon, 16 Dec 2013, Matt Boyd wrote:
>>
>>  Hi Zoltan,
>>> the script looks fine to me however, all I get in the output is
>>>
>>> id;layer;wkt
>>>
>>> any thoughts on what I'm not seeing?
>>> Thanks
>>>
>>>
>>> On Mon, Dec 16, 2013 at 10:19 AM, Matt Boyd <mattslists at gmail.com>
>>> wrote:
>>>
>>>  Wow,
>>>> thanks Zoltan, I just saw this email this morning and this is exactly
>>>> what
>>>> I was thinking I'd have to do myself.
>>>> I did manage to get SAGA to load the dxf, however I'd only made it as
>>>> far
>>>> as being able to apply a value to each polygon, not each node.
>>>>
>>>> I'll get onto this now.
>>>>
>>>> Many thanks and much appreciation.
>>>> Matt
>>>>
>>>>
>>>> On Fri, Dec 13, 2013 at 6:57 AM, Siki Zoltan <siki at agt.bme.hu> wrote:
>>>>
>>>>  Dear Matt,
>>>>>
>>>>> I've written an awk script to convert 3DFACE-s form dxf to a delimited
>>>>> text file. Please find attached.
>>>>> If you use Linux, start it in the shell like:
>>>>> gawk -f 3dface2csv.awk Otway_Basin_Granites-gravity.dxf > result.csv
>>>>>
>>>>> You can load the result.csv into QGIS az a delimited text layer with
>>>>> WKT
>>>>> column.
>>>>>
>>>>> Regards,
>>>>> Zoltan
>>>>>
>>>>>
>>>>> On Wed, 11 Dec 2013, Siki Zoltan wrote:
>>>>>
>>>>>  Dear Matt,
>>>>>
>>>>>>
>>>>>> I've tested your dxf files in QGIS 2.0
>>>>>> Otway_Basin_curves.dxf loaded successfully (2D polylines)
>>>>>> Otway_Basin_Faults-basin.dxf not loaded, 3D faces are not suported by
>>>>>> GDAL DXF driver
>>>>>> Otway_Basin_Faults-shallow.dxf not loaded 3D faces
>>>>>> Otway_Basin_Granites-magnetics.dxf not loaded 3D faces
>>>>>> Otway_Basin_Granites-gravity.dxf not loaded 3D faces
>>>>>>
>>>>>> You should find another way to import 3D faces from a dxf file.
>>>>>>
>>>>>> Regards,
>>>>>> Zoltan
>>>>>>
>>>>>> On Wed, 11 Dec 2013, Matt Boyd wrote:
>>>>>>
>>>>>>  I'll give ogr2ogr a shot.
>>>>>>
>>>>>>> woops, sorry wrong link I meant this one
>>>>>>> http://er-info.dpi.vic.gov.au/cgi-bin/download.pl?ID=3D_
>>>>>>> models/t009_OtwayBasin_3D_dxf.zip
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On Tue, Dec 10, 2013 at 6:02 PM, Siki Zoltan <siki at agt.bme.hu>
>>>>>>> wrote:
>>>>>>>
>>>>>>>  Dear Matt,
>>>>>>>
>>>>>>>>
>>>>>>>> which version did you try?
>>>>>>>> What type of entites your dxf file(s) contains? Are them supported
>>>>>>>> by
>>>>>>>> ogr
>>>>>>>> DXF driver? Check http://www.gdal.org/ogr/drv_dxf.html
>>>>>>>> Try to check entities with ogrinfo.
>>>>>>>> I had trouble with 1.8 (exspecially on Windows) to load dxf.
>>>>>>>> I used ogr2ogr instead QGIS, because you can set more options.
>>>>>>>>
>>>>>>>> I cannot find any DXf file in the zip file you specify.
>>>>>>>>
>>>>>>>> Best regards,
>>>>>>>> Zoltan
>>>>>>>>
>>>>>>>>
>>>>>>>> On Tue, 10 Dec 2013, Matt Boyd wrote:
>>>>>>>>
>>>>>>>>  Hi group,
>>>>>>>>
>>>>>>>>  I'm trying to make sense of some DXF files.
>>>>>>>>> these ones in particular
>>>>>>>>> http://er-info.dpi.vic.gov.au/cgi-bin/download.pl?ID=3D_
>>>>>>>>> models/3D_model_attributes.zip
>>>>>>>>> there's also a 3D pdf model here..
>>>>>>>>> http://er-info.dpi.vic.gov.au/cgi-bin/download.pl?ID=3D_
>>>>>>>>> models/t009_OtwayBasin_3D.pdf
>>>>>>>>>
>>>>>>>>> QGIS isn't able to open the dxf files, or it does but all I see is
>>>>>>>>> an
>>>>>>>>> icon
>>>>>>>>> called "entities" with no attributes. Ideally I'd be able to load
>>>>>>>>> these as
>>>>>>>>> rasters and make a few maps.
>>>>>>>>>
>>>>>>>>> Any ideas?
>>>>>>>>>
>>>>>>>>> thanks
>>>>>>>>> matt
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>
>>>>
>>
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