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removed spurious segments

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This commit is contained in:
abelvm 2016-08-18 09:31:08 -04:00
parent cbc505a62b
commit 6fe467366a
1 changed files with 3 additions and 2 deletions
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5
src/pg/sql/09_voronoi.sql
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@ -25,7 +25,7 @@ BEGIN
convexhull_1 as (
SELECT
ST_ConvexHull(ST_Collect(geomin)) as g,
buffer * |/ st_area(ST_ConvexHull(ST_Collect(geomin))) as r
buffer * |/ (st_area(ST_ConvexHull(ST_Collect(geomin)))/PI()) as r
),
clipper as(
SELECT
@ -153,7 +153,8 @@ BEGIN
INTO geomout
FROM
voro_set v,
clipper c;
clipper c
WHERE ST_GeometryType(v.g) = 'ST_Polygon';
RETURN geomout;
END;
$$ language plpgsql IMMUTABLE;