PostGIS  3.0.6dev-r@@SVN_REVISION@@

◆ POSTGIS2SFCGALPreparedGeometry()

sfcgal_prepared_geometry_t* POSTGIS2SFCGALPreparedGeometry ( GSERIALIZED *  pglwgeom)

Definition at line 91 of file postgis/lwgeom_sfcgal.c.

92 {
93  sfcgal_geometry_t *g;
94  LWGEOM *lwgeom = lwgeom_from_gserialized(pglwgeom);
95 
96  if (!lwgeom)
97  lwpgerror("POSTGIS2SFCGALPreparedGeometry: Unable to deserialize input");
98 
99  g = LWGEOM2SFCGAL(lwgeom);
100 
101  lwgeom_free(lwgeom);
102 
103  return sfcgal_prepared_geometry_create_from_geometry(g, gserialized_get_srid(pglwgeom));
104 }
gserialized_get_srid
int32_t gserialized_get_srid(const GSERIALIZED *g)
Extract the SRID from the serialized form (it is packed into three bytes so this is a handy function)...
Definition: gserialized.c:126
lwgeom_from_gserialized
LWGEOM * lwgeom_from_gserialized(const GSERIALIZED *g)
Allocate a new LWGEOM from a GSERIALIZED.
Definition: gserialized.c:239
LWGEOM2SFCGAL
sfcgal_geometry_t * LWGEOM2SFCGAL(const LWGEOM *geom)
Definition: liblwgeom/lwgeom_sfcgal.c:449
lwgeom_free
void lwgeom_free(LWGEOM *geom)
Definition: lwgeom.c:1138

References gserialized_get_srid(), LWGEOM2SFCGAL(), lwgeom_free(), and lwgeom_from_gserialized().

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