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| author | Bruce Momjian <bruce@momjian.us> | 2014-02-24 12:24:00 -0500 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2014-02-24 12:24:00 -0500 |
| commit | 423f69ab64a6e51fbdd97a83c1dc55d68ca6190d (patch) | |
| tree | 9af54dca4b667753db534aee024b5e916600bacb /src/backend/utils/adt/geo_ops.c | |
| parent | 8457d0beca731bf062bb0d126870d9a291ab47a5 (diff) | |
| download | postgresql-423f69ab64a6e51fbdd97a83c1dc55d68ca6190d.tar.gz postgresql-423f69ab64a6e51fbdd97a83c1dc55d68ca6190d.zip | |
Allow single-point polygons to be converted to circles
This allows finding the center of a single-point polygon and converting
it to a point.
Per report from Josef Grahn
Diffstat (limited to 'src/backend/utils/adt/geo_ops.c')
| -rw-r--r-- | src/backend/utils/adt/geo_ops.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/src/backend/utils/adt/geo_ops.c b/src/backend/utils/adt/geo_ops.c index f267920649a..72cb4e991fc 100644 --- a/src/backend/utils/adt/geo_ops.c +++ b/src/backend/utils/adt/geo_ops.c @@ -5191,7 +5191,7 @@ poly_circle(PG_FUNCTION_ARGS) CIRCLE *circle; int i; - if (poly->npts < 2) + if (poly->npts < 1) ereport(ERROR, (errcode(ERRCODE_INVALID_PARAMETER_VALUE), errmsg("cannot convert empty polygon to circle"))); @@ -5214,11 +5214,6 @@ poly_circle(PG_FUNCTION_ARGS) circle->radius += point_dt(&poly->p[i], &circle->center); circle->radius /= poly->npts; - if (FPzero(circle->radius)) - ereport(ERROR, - (errcode(ERRCODE_INVALID_PARAMETER_VALUE), - errmsg("cannot convert empty polygon to circle"))); - PG_RETURN_CIRCLE_P(circle); } |