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Delaunay Triangulation has missing edges #477

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dr-jts opened this issue Sep 19, 2019 · 1 comment · Fixed by #1004
Closed

Delaunay Triangulation has missing edges #477

dr-jts opened this issue Sep 19, 2019 · 1 comment · Fixed by #1004
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dr-jts commented Sep 19, 2019

Delaunay Triangulation produces a set of edges which is missing at least one edge/triangle. Following cases both exhibit this:

  • MULTIPOINT ((0 0), (1 0), (-1 0.05), (0 0))
  • MULTIPOINT ((0 0), (0 486), (1 486), (1 22), (2 22), (2 0))

Original report: shapely/shapely#764
@dr-jts dr-jts changed the title Delaunay Triangulation is missing edges Delaunay Triangulation has missing edges Sep 19, 2019
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dr-jts commented Aug 18, 2023 •
edited

This appears to be fixed, probably by #931

@dr-jts dr-jts closed this as completed Aug 18, 2023
This was referenced Aug 18, 2023
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Fix IncrementalDelaunayTriangulator to ensure triangulation boundary is convex dr-jts/jts
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