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Tagged with delaunay triangulation
4 questions
3
votes
1
answer
154
views
Delaunay triangulation returning empty geometry in PyQGIS
I would like to compute the Delaunay Triangulation for polylines. But sometimes it works and sometimes it does not, I tried with hand drawn lines.
lines=QgsProject.instance().mapLayersByName("...
- 31
3
votes
0
answers
144
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Incomplete Delaunay triangulation unsing pyqgis3
I'm writing a small Qgis3 python plugin to convert polygon shapefiles to input files for a scientific model.
I therefore need to split up the polygon geometries to more simple geometries with up to 4 ...
- 39
2
votes
1
answer
764
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Creating a 3D TIN or similar 3D Delaunay triangulation in R
Background: I have topographical datasets with height information as a starting point. The endgame is to create a dataset of triangulations which I can use to import into Parasolid to be used further ...
- 59
0
votes
0
answers
202
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How to save a Delaunay triangulation in shapefile with Python?
I have a csv file with coordinates and values for each point.
I have made a Delaunay Triangulation and I save it in .png and .pwg formats, but I also would to save in shapefile format, I try with ...
- 1