PostGIS  2.2.8dev-r@@SVN_REVISION@@

◆ LWGEOM_npoints()

Datum LWGEOM_npoints ( PG_FUNCTION_ARGS  )

Definition at line 220 of file lwgeom_functions_basic.c.

References dumpnode::geom, lwgeom_count_vertices(), lwgeom_free(), lwgeom_from_gserialized(), LWGEOM_nrings(), and PG_FUNCTION_INFO_V1().

Referenced by postgis_libxml_version().

221 {
222  GSERIALIZED *geom = PG_GETARG_GSERIALIZED_P(0);
223  LWGEOM *lwgeom = lwgeom_from_gserialized(geom);
224  int npoints = 0;
225 
226  npoints = lwgeom_count_vertices(lwgeom);
227  lwgeom_free(lwgeom);
228 
229  PG_FREE_IF_COPY(geom, 0);
230  PG_RETURN_INT32(npoints);
231 }
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
int lwgeom_count_vertices(const LWGEOM *geom)
Count the total number of vertices in any LWGEOM.
Definition: lwgeom.c:1140
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