DXF (Drawing Interchange Format, or Drawing Exchange Format) is a CAD data file format developed by Autodesk for enabling data interoperability between AutoCAD and other programs.

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Converting LAS to DWG/DXF using open-source software?

Is there a way to convert LAS point clouds to DWG and/or DXF files using open source software? Also willing to script with Python - is this possible using libLAS/LASlib for example?
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2answers
2k views

How can I “reset” SketchUp origin after importing DXF with “Preserve Drawing Origin” option enabled?

I can successfully import all of my 3D DXFs into a common location so that they are referenced correctly (in reference to each other). TO do this I simply check the Import DXF "Preserve Drawing Origin"...
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2answers
64 views

digital elevation model data help?

I know little about geographic data. I am trying to get a file of elevation data for the United Kingdom so that I can import it into a CAD program and convert it to an *.stl or *.dxf format. I ...
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1answer
155 views

Geoserver dxf plugin - How to export attributes labels?

I'm trying to export from Geoserver a set of layers with WFS request and dxf plugin for dxf conversion. There is an option withattributes:true that I have added for each vector layer a ...
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1answer
57 views

Import dxf file with QGIS

I use "add vector layer" to import my dxf file in QGIS. But, when I open the attributes tables of the layers (point, polyligne, polygone), I see that the majority of the attributes (color, ...) of the ...
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1answer
74 views

by 3d dxf to shp with field height

I have a question from a DXF file " topographic precision 3 cm " with 3d polylines to get one shp line with information 3d is possible?
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1answer
186 views

Use Microstation wireframe model for OpenStreepMap

I've got an entire city in Microstation DGN format. I'm able to convert it into Google Earth (KML), DXF, SVG and other formats, and then in .osm with ogr2osm. However, the 3D model is build entirely ...
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1answer
88 views

Why do the SHP lines in QGIS Android look jagged (very simplified)?

I use QGIS for more than five years. I'm trying to make my way with QGIS Android for a while now. For some time I experience the following problem with the "nightly build" 2.0.1-Dufour: the SHP lines ...
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0answers
233 views

DXF Export won't work

I'm new to using GIS data. Using QGIS I'm trying to export a DXF file from a .shp file from the NYC OpenData site. I can open the file, pan, zoom, select the area I want to export, etc, but when I ...
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0answers
224 views

How to export postgis points as blocks in dxf with ogr2ogr

I'm trying to export postgis points as blocks to DXF format. I have a simple table in postgis with columns: CREATE TABLE pod_com_azimuth ( ogc_fid integer, rotation double precision, pointtype ...
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0answers
192 views

Exporting SHP files into Autocad readeable files

I have a full water supply network drawn in a shapefile which I created using Qgis 2.2.0. Now I need to export it into a format that enables me to open it in AutoCAD. I am trying to export it as a dxf ...
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284 views

Displaying text from dxf in Openlayers

I managed to import .dxf into Postgis table, and now have, among others, rows with Point geometries and values in text column (which corespodent with Label values from ACAD .dxf). What is the best ...
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0answers
236 views

Naming layers in DXF using OGR2OGR

We have been using ogr2ogr to export data from PostGIS into DXF. Using the default behaviour of the export, all data are put into layer '0'. We would put data into a layer name from the PG table name. ...
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0answers
19 views

QGIS join attribute data to dxf file using EntityHandle as key field

I would like to joint attribute data (csv table or slt.) to a drawing (dxf file) imported to QGIS. Such imported data have an attribute EntityHandle which seem to me like an AutoCAD specific 'id'. I'...
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0answers
40 views

problem in veiwing Dxf files in Qgis

the problem of getting from DXF format, to display in QGIS correctly.we have loaded it in and fixed the rotation and TTF font mapping problems. That is all great however the objects are coming in ...
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0answers
51 views

Is there any way to connect features (entities) of dxf to database in python?

I'm using gdal, ezdxf, sqlite python packages and sqlite ODBC driver. They work fine, and in AutoCAD I can easily manually connect to my dbase.sqlite (read only) using _DBCONFIGURE and _DBCONNECT ...
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0answers
29 views

Can typical Meets and Bounds (angles and distances) drawings be accurate in QGIS?

I’ve been working with parcel boundary shape files (.shp), standard satellite imagery, and Meets and Bounds (angles and distances) site maps / legal descriptions for a few weeks. Wondering if those ...
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37 views

Importing DXF - Polylines with elevation data

When importing a DXF file (containing 3D contour data) to QGIS, none of the various methods described elsewhere are retaining elevation data as an attribute. e.g. DXF2SHP, GRASS v.in.dxf, opening ...
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0answers
38 views

Converting 3d images in meters to feet when exported to dxf

In QGIS 2.10, I am using the raster calculator to convert a metric elevated raster to feet and then create 2 foot contours (no problem). But when I dxf it out and put it in CAD, I can get the contours ...
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0answers
29 views

Qgis -> DXF2ShapeConverter -> Inscriptions in Qgis

Sorry, but this is my first question which very often was asked . It has not yet answered very well. I would like to import a DXF with captions in QGIS. I have already tried this with the DXF ...
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0answers
54 views

Export Feature with attribute to dxf

I'm trying to export features with at least one attribute to dxf, is that possible? E.g. I need the name or layer name of the feature in the CAD application.
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77 views

dxf-Export is not readable in BricsCad

With the QGIS 2.8 dxf-Export it is not possible to open these files in BricsCad (a CAD-Programm which is very similar to AutoCad). the dxf-Export from GIS 2.8 and import in BricsCad looks like!(not ...
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49 views

How to configure “-nlt MULTILINESTRING” for DXF export?

When I try and export a polygon shapefile to DXF, the resulting features in AutoCAD are hatch patterns, which is as expected if you read http://www.gdal.org/drv_dxf.html, "Polygon and MultiPolygon ...
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84 views

Microstation Elements created in QGIS

In my workflow I typically, in Microstation V8 2004 Edition, manually place a shape element around a series of imported coordinates to use as a fence for loading point cloud data in TerraScan. I am ...
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51 views

Discrepancy between DXF and Shapefile Polygons

I have created a shapefile based on a dxf. the areas are as follows: DXF: 51216417 square metres = 5121.64 Hectares = 51.21 square Kilometres. GIS: 50.998 square kilometres. What could have caused ...
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158 views

Error when converting .shp to .dxf

I have created a polygon shape file in Erdas Imagine 9.2 from a raster image. I want to export it to .dxf or .dgn for further processing. When I export the .shp to .dxf in Global Mapper, large ...
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531 views

How to import 3D geometries from DXF, VRML or X3D into PostGIS 2

we plan to develop a webbased 3D GIS using PostGIS 2 and GeoServer with a W3DS. The architecture works fine, but i have problems to import 3D geometries into PostGIS. The geometries come from AutoCAD ...
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797 views

Export dxf files for use in Sketchup

the export to dxf seems like it worked, but Sketchup will not import it. I don't think this is a Sketchup issue, as Sketchup imports other dxf files just fine.
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197 views

QGIS dxf2shp text angle problem

I am trying to convert from dxf to shp. Any text layer when converted has attributes including text, height, and angle. The angle is in radians, and I can see that it is in degrees in the dxf file. ...
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177 views

How to export dxf of window view from postGis MasterMap layer

I have managed to get qgis to show my Mastermap data which is stored in a postGis database. It's national coverage so seems to take ages to load but that's another question. I basically want to ...
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31 views

Problems drawing CAD data (dwg, dxf)

since upgrading from 10.2.2 to 10.4 (Desktop Basic), we have a strange problem with AutoCAD Data: Lines and further Information are missing when uploaded in Arcmap. A conversion to older formats of ...
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14 views

Dxf2shp! Error Message

I was trying to import a DXF file in QGIS. First tried using dxf2shp function but it didn´t work. This message appeared!! Do you know why this method didn´t work for me? Regards. PS: I use the 2.14....
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94 views

Polylines and polygons - QGIS-2.14.3-1

After extracting contour lines from a DEM (obtaining polylines), and transforming them to polygons, I export the vector layer with polygons to a DXF. Then I import the DXF into Corel Draw to manage ...
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54 views

Calculate z value for contour line from x,y in dxf file

I am working on a project about route chart and cross section generation for hiking with Hong Kong Lands Department's Digital Topographic Map B5000 (sample). Height information are required for this ...
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42 views

What are the main issues of creating DXF not from Autodesk Products?

We are trying to work on a project, and the requirements for delivering the product to the company is in DXF files because they use Autocad and we should meet their standards. On the other hand we ...
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66 views

Creating (manually transforming) a DXF in WGS84 lon/lat coordinates. In which coordinates do I have to define blocks?

I've got a DXF file that represent a map with lines, texts, and some symbols (blocks in DXF). I need to transform coordinates from a local cartesian system to WGS84 lon/lat coordinates, maintaining ...
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112 views

Missing items in DXF from QGIS export

I'm new to QGIS so this might be an easy answer. For my masterthesis I need contour lines of quite a large area. I imported an .asc file into qgis and used the contour command to get the contour ...
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14 views

Is it possible to view different layers in different viewers in ArcScene?

I want to create a fly around of a mine dump in ArcScene. I know that I can add a viewer(s) and create different perspectives of the main scene. But is it possible to have for example an aerial photo/....
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114 views

How to define layer in QGis like in AutoCad?

I have imported a dxf file into QGis. While the importing processes split my dxf file into three layers - Point, Linestring and Polygon, which are different from the layer in AutoCad. I found the ...
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58 views

when displaying shp file some layers lost in QGIS

When the export dxf file from autocad to turn dxf files into shp file and then displayed in QGIS , ask why some layers lost. These layers are massive icons . For example, the icon of the valve .