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Posted to dev@lucene.apache.org by "Karl Wright (JIRA)" <ji...@apache.org> on 2016/04/08 16:24:25 UTC
[jira] [Created] (LUCENE-7195) GeoPolygon construction sometimes
inexplicably chooses concave polygons when order of points is clockwise
Karl Wright created LUCENE-7195:
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Summary: GeoPolygon construction sometimes inexplicably chooses concave polygons when order of points is clockwise
Key: LUCENE-7195
URL: https://issues.apache.org/jira/browse/LUCENE-7195
Project: Lucene - Core
Issue Type: Bug
Components: modules/spatial3d
Affects Versions: master
Reporter: Karl Wright
Assignee: Karl Wright
The following input generates the following polygon, which is backwards from the correct sense:
{code}
MAKE POLY: centerLat=51.204382859999996 centerLon=0.23125274999999992
radiusMeters=44832.90297079173 gons=10
polyLats=[51.204382859999996, 50.89947531437482, 50.8093624806861,50.8093624806861, 50.89947531437482, 51.204382859999996, 51.51015366140113, 51.59953838204167, 51.59953838204167, 51.51015366140113, 51.204382859999996]
polyLons=[0.8747711978759765, 0.6509219832137298,
0.35960265165247807, 0.10290284834752167, -0.18841648321373008,
-0.41226569787597667, -0.18960465285650027, 0.10285893781346236, 0.35964656218653757, 0.6521101528565002, 0.8747711978759765]
--> QUERY: PointInGeo3DShapeQuery: field=point: Shape:
GeoCompositeMembershipShape: {[GeoConcavePolygon:
{planetmodel=PlanetModel.WGS84, points=
[[lat=0.899021779599662, lon=0.011381469253029434], [lat=0.9005818372758149, lon=0.006277016653633617], [lat=0.9005818372758149, lon=0.0017952271299490152], [lat=0.899021779599662, lon=-0.003309225469446801], [lat=0.8936850723587506, lon=-0.007195393820967987], [lat=0.8883634317734164, lon=-0.0032884879971082164], [lat=0.8867906661272461, lon=0.0017959935133446592], [lat=0.8867906661272461, lon=0.006276250270237971], [lat=0.8883634317734164, lon=0.011360731780690846], [lat=0.8936850723587506, lon=0.015267637604550617]], internalEdges={}, holes=[]}]}
{code}
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