All Questions
1,690
questions
0
votes
1
answer
123
views
Interpolating polygon values based on neighbouring polygons in QGIS
I have many polygons, some have values, others don't. In the image, you see an example. The two grey polygons don't have values, while others have:
Is there maybe a tool in QGIS which can help with ...
- 1,753
6
votes
3
answers
372
views
Labeling count points within dissolved buffers in QGIS
I am using the following expression to visualize with a buffer, the nearest neighbors at a given distance:
case when
distance(
$geometry,
array_get(
overlay_nearest(
layer:=@layer,
...
- 2,419
0
votes
1
answer
62
views
Select intersecting polygon in QGIS
We're trying to select an entire polygon if any part of it intersects a buffer in QGIS. How can I do this? I can get the intersecting part but can't figure out how to get the entire polygon.
To be ...
- 1
6
votes
1
answer
142
views
How to snap to items bounded within another layer in QGIS?
How would I go about snapping polygons added within one shapefile layer to a larger bounding polygon in a different shapefile layer? For example if I have a layer with the bounding coastlines of a ...
- 63
1
vote
1
answer
77
views
Generating points inside each polygon based on colorful raster layers data with QGIS
I have to automatically generate points inside each polygon based on colorful rasterlayers point density and/or color. Each polygon has to have 'X' number of points depending on its surface area, for ...
- 11
0
votes
0
answers
324
views
QGIS Convert Polygon ZM to Polygon
QGIS Convert Polygon ZM to Polygon
Received files that have Shape > PolygonZM I need to attach to Polygon. QGIS: Geometry >< Polygon (MultiPolygonZ)
I managed to get it to Geometry >>&...
- 1
6
votes
1
answer
307
views
Finding number of lines touching intersection point in polyline layer using QGIS
I am trying to calculate the number of lines touching an intersection point to calculate the number of 3-way, 4-way (etc) intersections within my polyline layer. E. g. when 4 lines are connected to an ...
- 71
1
vote
1
answer
92
views
Creating raster layer with pixel values which are sum of overlapping polygons in single vector layer
I am using QGIS. I have a vector layer with about 600,000 overlapping polygons, each with an assigned risk value as attribute. I want to create a raster layer which shows the total risk value at each ...
1
vote
0
answers
89
views
Extraction layer information inside a polygon from a WMS layer in QGIS
I am wondering how I can exctract data that is inside a polygon that is drawn from a DXF file using QGIS.
Case: I have a boundryline from a polyline in autocad that I export to DXF, and then import it ...
- 11
13
votes
1
answer
707
views
Creating animated light cone of a lighthouse and part of coastline covered by light in QGIS
As a follow up question to this: Hiding layer for N seconds in QGIS: animate symbols with custom intervals
Using QGIS 3.32, how can I animate a point layer using the new animated marker style in a way ...
- 73.1k
3
votes
1
answer
135
views
I need to move one side of the polygon back 1 meter - QGIS
I need to move one side of a polygon up by 1 meter on QGIS as seen in the picture. So the size of the polygon will decrease. Is there any way to do this? I can edit the polygon with the vertex tool, ...
- 149
0
votes
0
answers
39
views
Problem with create line tool in QGIS, creates an undeletable line that is not part of any layer
I was attempting to edit a shapefile layer in QGIS. I used the "create line tool" and started to sketch out a shape. I didn't like how it was turning out and tried to cancel it by pressing &...
2
votes
1
answer
128
views
Sorting coordinates as per polygon in QGIS
I have a list of our sales lead locations in Excel with their coordinates.
What I wish to do is that I need to sort those coordinates as per the condition if they lie within a certain polygon or not. ...
- 23
3
votes
1
answer
261
views
Drawing borders only for common border of polygons in QGIS
I would like to style a polygon layer in a way that only those borders that do touch other polygons are drawn.
In this very basic example, it would look (roughly) like this. Just that in this case I ...
- 1,297
0
votes
1
answer
50
views
What is meaning of extra bytes in .shp file or how to calculate content length
I'm trying to read a .shp file. That .shp file contains polygon type. So I read all the records perfectly, after the reading the points, end of the file that have some 28 bytes are there what is ...
