PostGIS  3.0.6dev-r@@SVN_REVISION@@

◆ ST_BuildArea()

Datum ST_BuildArea ( PG_FUNCTION_ARGS  )

Definition at line 3066 of file postgis/lwgeom_geos.c.

3067 {
3068  GSERIALIZED *result;
3069  GSERIALIZED *geom;
3070  LWGEOM *lwgeom_in, *lwgeom_out;
3071 
3072  geom = PG_GETARG_GSERIALIZED_P(0);
3073  lwgeom_in = lwgeom_from_gserialized(geom);
3074 
3075  lwgeom_out = lwgeom_buildarea(lwgeom_in);
3076  lwgeom_free(lwgeom_in) ;
3077 
3078  if ( ! lwgeom_out )
3079  {
3080  PG_FREE_IF_COPY(geom, 0);
3081  PG_RETURN_NULL();
3082  }
3083 
3084  result = geometry_serialize(lwgeom_out) ;
3085  lwgeom_free(lwgeom_out) ;
3086 
3087  PG_FREE_IF_COPY(geom, 0);
3088  PG_RETURN_POINTER(result);
3089 }
LWGEOM * lwgeom_from_gserialized(const GSERIALIZED *g)
Allocate a new LWGEOM from a GSERIALIZED.
Definition: gserialized.c:239
void lwgeom_free(LWGEOM *geom)
Definition: lwgeom.c:1138
LWGEOM * lwgeom_buildarea(const LWGEOM *geom)
Take a geometry and return an areal geometry (Polygon or MultiPolygon).
GSERIALIZED * geometry_serialize(LWGEOM *lwgeom)

References geometry_serialize(), lwgeom_buildarea(), lwgeom_free(), and lwgeom_from_gserialized().

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