PostGIS  2.2.8dev-r@@SVN_REVISION@@

◆ LWGEOM_length_linestring()

Datum LWGEOM_length_linestring ( PG_FUNCTION_ARGS  )

Definition at line 297 of file lwgeom_functions_basic.c.

References dumpnode::geom, lwgeom_free(), lwgeom_from_gserialized(), lwgeom_length(), LWGEOM_perimeter_poly(), and PG_FUNCTION_INFO_V1().

Referenced by LWGEOM_length2d_linestring().

298 {
299  GSERIALIZED *geom = PG_GETARG_GSERIALIZED_P(0);
300  LWGEOM *lwgeom = lwgeom_from_gserialized(geom);
301  double dist = lwgeom_length(lwgeom);
302  lwgeom_free(lwgeom);
303  PG_FREE_IF_COPY(geom, 0);
304  PG_RETURN_FLOAT8(dist);
305 }
LWGEOM * lwgeom_from_gserialized(const GSERIALIZED *g)
Allocate a new LWGEOM from a GSERIALIZED.
void lwgeom_free(LWGEOM *geom)
Definition: lwgeom.c:1050
LWGEOM * geom
double lwgeom_length(const LWGEOM *geom)
Definition: lwgeom.c:1646
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