PostGIS  2.5.0dev-r@@SVN_REVISION@@

◆ ST_SharedPaths()

Datum ST_SharedPaths ( PG_FUNCTION_ARGS  )

Definition at line 3420 of file postgis/lwgeom_geos.c.

References geometry_serialize(), lwgeom_free(), lwgeom_from_gserialized(), lwgeom_sharedpaths(), PG_FUNCTION_INFO_V1(), and ST_Node().

Referenced by ST_Split().

3421 {
3422  GSERIALIZED *geom1, *geom2, *out;
3423  LWGEOM *g1, *g2, *lwgeom_out;
3424 
3425  geom1 = PG_GETARG_GSERIALIZED_P(0);
3426  geom2 = PG_GETARG_GSERIALIZED_P(1);
3427 
3428  g1 = lwgeom_from_gserialized(geom1);
3429  g2 = lwgeom_from_gserialized(geom2);
3430 
3431  lwgeom_out = lwgeom_sharedpaths(g1, g2);
3432  lwgeom_free(g1);
3433  lwgeom_free(g2);
3434 
3435  if ( ! lwgeom_out )
3436  {
3437  PG_FREE_IF_COPY(geom1, 0);
3438  PG_FREE_IF_COPY(geom2, 1);
3439  PG_RETURN_NULL();
3440  }
3441 
3442  out = geometry_serialize(lwgeom_out);
3443  lwgeom_free(lwgeom_out);
3444 
3445  PG_FREE_IF_COPY(geom1, 0);
3446  PG_FREE_IF_COPY(geom2, 1);
3447  PG_RETURN_POINTER(out);
3448 }
LWGEOM * lwgeom_sharedpaths(const LWGEOM *geom1, const LWGEOM *geom2)
LWGEOM * lwgeom_from_gserialized(const GSERIALIZED *g)
Allocate a new LWGEOM from a GSERIALIZED.
void lwgeom_free(LWGEOM *geom)
Definition: lwgeom.c:1144
GSERIALIZED * geometry_serialize(LWGEOM *lwgeom)
Here is the call graph for this function:
Here is the caller graph for this function: