Questions tagged [cad]
Computer-aided design (CAD),also known as computer-aided drafting (CAD) or computer-aided design and drafting (CADD), is the use of computer systems to assist in the creation, modification, analysis, or optimization of a design.
191 questions
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21 views
Exporting LiDAR to DXF - Option not available
I have recently downloaded QGIS again and the DXF CAD format has vanished from the save raster layer as... menu. I am wanting to convert lidar data into DXF format.
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64 views
Convert raster DEM (digital elevation model) to CAD for 3D modelling
I got a digital elevation model as a raster file (1 meter resolution, area of interest 10 Acres). I want to convert it to a real 3D model-file, that I can use in FreeCAD for further 3D modelling. What ...
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3 votes
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64 views
Different DXF versions from different export options in QGIS
I have found that when creating a DXF from inside of QGIS via two different mechanisms, will produce a differently versioned DXF file. I exported a Polygon layer, using the RightClick > Export > ...
- 3,870
1 vote
3 answers
424 views
Use FME to connect close geometries (preferably lines to polygons) without altering the original location
I'm creating polygons from CAD geometries with inconsistent connections. As shown in the image, I have shapes connected by lines (that ultimately needs to be turned to polygons), but there are gaps at ...
- 11
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51 views
Transfer data between a CAD/GPK file and a JSON file in QGIS
I imported my CAD file into QGIS and also a JSON file in which I have height attributes to every building. I have tried to join them but nothing happened (probably because the CAD file doesn't have ...
- 49
3 votes
1 answer
129 views
Creating table from polygon or closed polylines in QGIS
Is there a way to create a table (like the green lines) on a polygon or within a closed polyline? I have imported the rectangles from AutoCAD, which have predetermined sizes so I will need to create ...
- 157
1 vote
1 answer
77 views
Styling .dwg CAD Layer with ThinkGeo WPF
I have a WPF application using ThinkGeo's desktop component. On some .dwg files, the styling is not working as expected. For example, using the code below: var cadOverlay = new LayerOverlay()...
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Convert from local to absolute coordinate having four georeferenced points
I am attempting to determine the absolute positions of several points acquired via a total station survey. I had also obtained local coordinates for four points (the vertices of the red polyline) that ...
1 vote
1 answer
167 views
Plot XY points along a curved line in ArcGIS Pro (for creating TIN)
I am trying to use ArcGIS Pro to replicate a process from CAD (Bentley InRoads) for creating triangulated elevation surfaces along curved lines. In CAD, I can import a text file with XY points and ...
- 169
0 votes
1 answer
159 views
ArcGIS Pro CAD to Geodatabase returns no results
Despite successful convertion of CAD file to Geodatabase file in ArcGIS Pro I have nowehe results. They should appear in the panel as per this video: https://www.youtube.com/watch?v=I8sbUMDbYVI&t=...
- 3,061
0 votes
1 answer
210 views
ArcGIS Pro doesn't see loaded DWG geodatabase
I would like to load my DWG file to ArcGIS Pro and convert it to the geodatabase file. Unfortunately, I have the problem. I am new to the ArcGIS Pro and watched this video: https://www.youtube.com/...
- 3,061
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78 views
How can I export to CAD in a way that will align with Google Earth imagery?
I am trying to align GIS layers exported to CAD with GE imagery but am not achieving good results. I am attempting to align a scaled GE aerial image that I've imported into my CAD software with the ...
- 39
-1 votes
1 answer
221 views
Identifying DGN Spatial Reference for CAD to Geodatabase
I received several DGN files that I need to convert into geodatabase format. I do not have the spatial reference of the DGN file and I don't have a way to request that from the creator. When I run the ...
- 450
0 votes
1 answer
144 views
Importing DWG issue
When I import a DWG, into QGIS, sent by an architect it is not located in the correct place. I'm using EPSG:27700 If I edit the file in CAD and move the drawing by a factor of 1000, so 415287786.3,...
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328 views
How to convert local coordinates to UTM/WGS84
We have received 500 + CAD drawings which refers to local custom coordinate system. We have seen the grid values in some of the CAD drawings as N.3052.100 E.1496.600 N.3007.100 E.1551.600 Geodetic ...
