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.

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9 views

3D CAD Geometric Search Paper & Code [closed]

Does anybody know about good repositories/publications that deal with the implementation of CAD geometric search in a database?
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23 views

CAD data not lining up with other data

I am trying to line up CAD data with a shapefile I have. The shapefile is in NAD 83 PA South feet, and the CAD data is in red below and is in a custom projection NAD 83 Longwood Feet, but the ...
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1answer
34 views

Option to export from ArcMap 10.7 to CAD not in group

Is there an option to prevent ArcMap 10.7 from exporting CAD polygons as group? I am using ArcMap to export layers to CAD as DWG. Does someone know how to prevent ArcMap to export polygons as group?
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18 views

Syncing data without an External Key?

I'm working with ArcGIS for desktop. I have received data from a third party and am trying to update my CAD system via GISLink. In order to connect the new data with the currently-used data, certain ...
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14 views

Getting survey data into predefined database

I have some simple survey data for water lines that will be used to populate a predefined attribute table. I am a surveyor, not a GIS professional, and we have been asked by a client to deliver our ...
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36 views

Saving raster from QGIS for use in CAD

I am trying to save my raster layer as follows: file_writer = QgsRasterFileWriter('file_to_write.tif') pipe = QgsRasterPipe() rlayer = lu.getLayerByName('raster_name') provider = rlayer.dataProvider() ...
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1answer
47 views

Exporting labels from QGIS shapefiles to AutoCAD with labels

I have shapefiles in QGIS. I want to import labels also in AutoCAD drawing. I tried to export DXF and open with autocad but labels not visible. How to import labels in AutoCAD?
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1answer
151 views

QAD Plugin QGIS

Is QAD compatible with QGIS 3.14 "Pi"? I've several issues with it. Only with the points, the rotation and simetry does not work. Polygons and lines work perfectly. Rotate, simetry, etc, ...
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2answers
37 views

ArcMap convert mm to m

I have been given a DXF which is in mm instead of m. It also hasn't been spatially referenced. I'm not too concerned with it being referenced in the right spot as I can easily translate it in another ...
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45 views

QGIS 3 export PostGIS layers to DWG

I'm having three PostGIS layers (points, lines, polygons) that I'd like to export to a single DWG file. So far, I could export the layers as an AutoCAD DXF file with a right-click on the layer and ...
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2answers
325 views

Drawing curved segment in QGIS

I have to create segments like the one in the picture: I need to draw a segment where there is a straight line and other parts of segments with arcs of different angles. The part of the segment that ...
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1answer
140 views

Convert GOCAD .ts file to a raster for ArcMap Analysis

I have a multi-layered (10 layers) GOCAD .ts file of data that I would like to convert into a series of rasters. The documentation says it requires a program capable of reading GOCAD * .ts (...
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26 views

Generate multiple profile charts from multiple lines on multiple DEM [closed]

I'm trying to figure out how to generate automatically (need to be repeated 2k times) a profile cut of 2 DEMs, every 10 meters, with distance from start as a title and customizable colors/scales as an ...
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1answer
189 views

Reprojecting local CRS using PROJ

We have point data (x,y in m from a local 0,0) from an archaeological campaign, that we would like to display embedded into real-world cartography. We know either the real world coordinates of 0,0 (e....
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1answer
108 views

Transforming CAD File To shapefile (with Projection) Using FME Batch File

I want to convert files from within my application. I've tried a lot, but I can't find a solution. I have a DXF file with which I know the projection system (EPSG:4326). And I want to transform it to ...
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1answer
745 views

Exporting attributes from QGIS to .dxf/dwg

I have a QGIS point layer with attributes in table. I want to export a layer with some of the attributes as a CAD block with attributes. Is it possible to do something like this?
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1answer
386 views

Read CRS from DXF/DWG in QGIS

I want to import DXF/DWG files in QGIS, therefore I use the import function. The problem is, that I have to know the crs of the CAD file. Is there any way to get the crs in QGIS, because I have no ...
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1answer
128 views

Extracting vector information from a .dwg file into a QGIS environment?

I have a few CAD files in the .dwg format and I am trying to extract the data into a QGIS environment. The CAD files have a large number of different layers that represent different types of assets eg....
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202 views

All layers in ArcMap lined up, but when exported to CAD, they shifted to different locations

I have all the layers in ArcMap lined up correctly, but they shifted in CAD after I exported them. Why is it? The data frame property shows current coordinate system: Current coordinate system: ...
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38 views

Importing large amounts of CADD data into ArcMap [closed]

I work at a utility coordination company and although I have a background in coding and computers I'm brand new to ArcMap and GIS so I apologize if I come across as a little oblivious. Basically, I ...
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47 views

Export to CAD in ModelBuilder - Boolean stops model

I have a model that runs within ArcMap where it takes the selected features from several feature classes in an ArcMap session and converts them to a dwg using the export to CAD tool. The main model ...
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13 views

Retaining georeferencing information from CAD when opening in another mxd?

I georeferenced about 150 CADs, updating the georeferencing as I work. I created a new mxd using the same base layers and added one of the CADs that was georeferenced but it did not retain the ...
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3answers
427 views

Open source solution to convert CAD annotations to DXF/GIS vector format?

Looking for an open source solution to extract CAD annotations to one or several common OGR vector formats (DXF, Geopackage, shapefile ..). Output data must contains at least text and rotation.
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87 views

Accessing additional CAD annotation fields

I'm trying to read certain values from the annotation layer of a CAD file (MicroStation.dgn). It seems like for certain entities (Cell) the text isn't stored in the field 'TxtMemo' or 'Text'. When I ...
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1answer
902 views

Importing CAD into ArcGIS Pro? [closed]

I am trying to import CAD files to ArcGIS Pro. I set my basemap and used the add data button to add polylines, polygons, points and annotation to ArcGIS Pro from a CAD drawing. It imported all the ...
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1answer
103 views

CRS of QGIS CAD tool and measure line tool

Does any one know what CRS the QGIS digitizing toolbox (CAD tool) and the measure line tool use? Because I couldn't find any way to manually set the CRS for the tools in QGIS 3, my assumption is ...
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192 views

Vector data - .xml to CAD conversion

I have .xml file which involves geometry data I would like to convert into .dwg/.dgn/.shp file. File is written in Danish and I am not sure if that can be a problem. I am trying to use FME software ...
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38 views

ArcGIS drops some elevation values when converting to 3D or DWG format

I have a shapefile of 2' contours that I've converted into dwg format. I have an existing elevation field (double) in the shapefile that's populated with my elevation values. When it converts to dwg ...
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1answer
338 views

Create cross sections in QGIS and save as DXF file

Is there any way to create cross sections of rasters in QGIS and save it as DXF file? I need to continue working with it in AutoCAD LT.
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33 views

CAD To GeoJSON after publishing it shows the job failed

I have written the code for CAD to GeoJSON. When I ran ArcMap or ArcCatalog it's working fine, after publishing the code it's giving the error. The code is too long. Can you provide the code ArcGIS ...
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2answers
721 views

Multipatch to polygon/polyline conversion in ArcGIS Pro?

I have a file captured from Bentley software already converted to .shp format. I would like to have polygon or polyline to be able to simply edit it but I don't know how to convert Multipatch to ...
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1answer
305 views

enable Advanced Digitizing Panel (cadDockwidget) with PyQgis

I am working on a PyQgis Plugin where I want to enable cad in advanced digitizing panel. Following pre-conditions are met: layer is in edit mode project has projected crs move feature tool is ...
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53 views

CAD file creation in custom software

I've worked a little with basic exporting of CAD .DXF files from our software using GDAL. We want to do more sophisticated things, like importing and creating georeferenced files with multiple layers,...
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1answer
183 views

Calculate Central Meridian Offset for Custom Projection of CAD File

I need to align an unprojected CAD file in ArcMap. I know how to adjust the False Easting and Northing, but this CAD file also has a rotation issue. I already adjusted the Central Meridian from -76.0 ...
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3answers
5k views

Convert dwg (CAD) to shp in any open source GIS software?

I would like to do what's needed in a GIS (GRASS, QGIS, etc) alone, no other converters-only. The process is to read the dwg files that would be located in a folder and read them as shp and perform ...
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66 views

PCS and GCS aligned but XY coordinate values not. ArcMap .dwg to .shp conversion [duplicate]

I have converted a .dwg to a .shp using the CAD2SHP app. I made sure that there would not be a .prj file when I did the conversion. Defined projection once I opened up the file in Arc as a .shp. Then ...
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696 views

Convert GeoTIFF to DWG

I like to convert a georeferenced tif-file into a dwg-drawing. At first I convert the raster into a polygon. The result is Grey-coloured picture When I "Export to CAD" the polygon it is still Grey. ...
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173 views

Covert Multipatches to Shapefile and back to Multipatch

I'm working with ArcMap 10.3.1. I want to convert a CAD-Drawing including Multipatches to Shapefiles and reconvert them. After reconverting there are hundreds of circles. This Problem is a result of ...
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1answer
2k views

Convert multiple lines into a polygon in QGIS

I am working on a huge CAD-map that I am supposed to convert into a GIS map. Currently I am trying to convert the symbols used for survey points (see below) into polygons, of which I could calculate a ...
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1answer
6k views

Assign z values to depth curves in QGIS

I'm new to QGIS and working with GIS in general (student of architecture), so please bear with me. I have obtained shapefiles with topographic curves of an ocean floor. My intention is to export ...
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105 views

Import CAD Annotation into an existing Geodatabase Annotation Feature Class?

I'm using ArcGIS Desktop 10.5.1, and I need to automate (with Python using arcpy) importing the annotation of many DWG files into the same file geodatabase annotation feature class. I can't use the ...
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1answer
239 views

Export to CAD: How to prevent ArcGIS Pro 2.01 from adding results to Map/TOC?

How can I prevent ArcGIS Pro 2.01 from adding "Export to CAD" results to Map/TOC? This is easily done in legacy ArcGIS Desktop in Geoprocessing options and unchecking the "Add results of ...
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95 views

Converting CAD Annotation to geodatabase feature class using ArcPy?

Is there a way to list through DWG and pick out let's say only the annotations and feed them into a geoprocessing tool? Similar to below in a feature class... for ds in datasets: #Finds ...
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1answer
31 views

Prevent Export to CAD to add exported data to the map

Is there a way to prevent ArcMap from automatically adding Export to CAD results to the current map? Export Data gives you the choice when the operation is completed but Export to CAD does not.
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128 views

Convert AutoCAd file (.dwg) to shapefile [duplicate]

I have a CAD file to convert into shapefile. Unfortunately, I don't have access to AutoCAD, MapInfo or ArcGIS atm. All I have access to is QGIS. I'll need to convert this CAD file to shapefile to be ...
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492 views

Export object data from CAD to Shp

I am using the tool Feature Class to Feature Class to export polygons from a CAD File. An example piece of data in CAD looks like this: My problem is that I am unable to export any of the object ...
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1answer
930 views

Converting multiple drawing files to shapefiles

I have multiple dwg files and I need to convert them from CAD file to shapefile using Arcpy. I am trying to export each layer in .dwg file (i.e. annotation, point, polygon, polyline and Multipath ...
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1answer
713 views

Convert CAD to graphics for layout template in ArcGIS

I've received a CAD template and need to use this as an ArcGIS layout template. I can go to layout view in ArcGIS and "convert features to graphics" as suggested in this answer. This answer suggests ...
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1answer
1k views

ogr2ogr dwg CAD file to postgres

I am attempting to load a CAD .dwg file into a postgreSQL database using ogr2ogr. this is the command ogr2ogr -f PostgreSQL "PG:host=localhost user=postgres password=*** dbname=jaffe" C:\Users\...
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47 views

DXF Export contains additional layer 2216

I am exporting my QGIS layers using this (see image below): I am using QGIS 2.8.0 and CAD 2013. The layers are correctly showing when i open my dxf file in CAD but surprisingly same operation is ...