[geos-devel] [GEOS] #1064: Topology preserve simplify: unexpected behavior on similar polygons
GEOS
geos-trac at osgeo.org
Sat Nov 28 13:49:17 PST 2020
#1064: Topology preserve simplify: unexpected behavior on similar polygons
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Reporter: uclaros | Owner: geos-devel@…
Type: defect | Status: new
Priority: minor | Milestone: 3.9.0
Component: Default | Version: master
Severity: Unassigned | Resolution:
Keywords: |
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Comment (by komzpa):
Generally speaking Douglas-Peucker should be replaced with Visvalingam-
Whyatt when doing anything about area. It is easily adaptable for rings.
The epsilon will be an area then, it is usually ok to square the DP
epsilon and run VW instead on areas.
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Ticket URL: <https://trac.osgeo.org/geos/ticket/1064#comment:7>
GEOS <http://trac.osgeo.org/geos>
GEOS (Geometry Engine - Open Source) is a C++ port of the Java Topology Suite (JTS).
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