Questions tagged [digitizing]
The process of converting features on a map or image (either hardcopy or digital) to vector-based data in digital format.
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QGIS Polygon tool adding vertices continuously (unexpected behavior)
I'm having trouble with the polygon drawing tool in QGIS. When I try to create a polygon, instead of adding vertices with single clicks, the tool seems to be continuously adding vertices wherever I ...
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QGIS Multi-layer selector for real time digitizing
From a project with more than one layer that are in Editing mode, I would need a solution that allows to, in real time, select the layer I want to digitize.
The solution I would need would be, for ...
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How would I go about efficiently digitizing intersecting polygons from a georeferenced map by snapping vertices in QGIS?
I have a map I've georeferenced in QGIS that has a lot of intersecting and adjacent polygons. I want to efficiently snap the vertices together as I draw the polygons because I don't want overlaps and ...
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What is this coordinate system from my engineering document?
I have an engineering document from 1991 with coordinates for a region in San Diego, CA. I can't figure which coordinate system is being used here. I would expect "NAD83 StatePlane VI ft" (...
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Stitch land cover shapefiles together into a singular dataset while maintaining the individual land cover classes [closed]
I have been manually digitizing drone imagery to create a training data set for different land cover classifications. I have created a feature class dataset and digitized my different land cover ...
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Setting M Values to nearest foot
I am using 10.8.2, is there a way that after I draw a line the M Values can be auto-rounded to the nearest foot, without me going to "edit sketch" and changing them myself? All I am doing is ...
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How to apply digitisation algorithm to raster
I am building a code to apply a digitisation algorithm into a raster and get the results in a shapefile. I built the code and it works, but I keep having issues with the resulting shapefile being ...
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Toggle editing does not work for Digitizing forms in QGIS
I have QGIS 3.32.3-Lima under Ubuntu 22.04.3 LTS.
I created a new GeoPackage layer to draw a rectangle. I hence added the tool bar "Digitizing forms" as well as the tool bar "Advanced ...
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How QGIS's "Remove duplicate nodes" actually works
I am working on digitizing a large number of polygons using stream digitizing, which sometimes creates duplicate nodes. I noticed that in "Layer Properties>Digitizing>Automatic Fixes" ...
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Autoscroll during digitizing in QGIS
I am relearning digitizing using QGIS after 30 years as a MAPINFO user. There is an autoscroll option in Mapinfo that moves the screen automatically if your line needs to continue off the screen. I ...
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Freehand digitzing issues in QField
On my fieldwork project I must be able to draw freehand lines in QField.
So far I have made it work with connected mouse. When using stylus, I can activate the freehand editing button (actually ...
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3
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Splitting line manually at intersection in QGIS
I would like to split the CA line at the exact point where it intersects the NC line. I try to use the Split Features Tool (scissors) in QGIS but it doesn't cut the line at the exact point of the ...
- 143
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QGIS - How to pin each attribute form to a fixed position while digitizing features
When I'm digitizing data every attribute form pops up in a different place (appears to be incrementally changed coordinates on the screen). This means that when digitising a series of features the ...
- 355
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Advanced digitizing tools - snapping last vertex to right angle
My aim is to snap last vertex to the right angle using advanced digitizing tools. I'm running QGIS 3.30 with 'snap to common angles' on - see the picture below. Any ideas?
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QGIS causing recurrent crashes on multiple computers
I currently have lots of issues with multiple computers that crashes more than twice a day when the operators are digitizing vector layers. The computers are strong and run Civil 3D without any issues....
