PostGIS  2.5.0beta1dev-r@@SVN_REVISION@@

◆ sfcgal_union3D()

Datum sfcgal_union3D ( PG_FUNCTION_ARGS  )

Definition at line 615 of file postgis/lwgeom_sfcgal.c.

References gserialized_get_srid(), PG_FUNCTION_INFO_V1(), POSTGIS2SFCGALGeometry(), sfcgal_postgis_init(), sfcgal_volume(), and SFCGALGeometry2POSTGIS().

Referenced by sfcgal_union().

616 {
617  GSERIALIZED *input0, *input1, *output;
618  sfcgal_geometry_t *geom0, *geom1;
619  sfcgal_geometry_t *result;
620  srid_t srid;
621 
623 
624  input0 = (GSERIALIZED*) PG_DETOAST_DATUM(PG_GETARG_DATUM(0));
625  srid = gserialized_get_srid(input0);
626  input1 = (GSERIALIZED*) PG_DETOAST_DATUM(PG_GETARG_DATUM(1));
627  geom0 = POSTGIS2SFCGALGeometry(input0);
628  PG_FREE_IF_COPY(input0, 0);
629  geom1 = POSTGIS2SFCGALGeometry(input1);
630  PG_FREE_IF_COPY(input1, 1);
631 
632  result = sfcgal_geometry_union_3d(geom0, geom1);
633  sfcgal_geometry_delete(geom0);
634  sfcgal_geometry_delete(geom1);
635 
636  output = SFCGALGeometry2POSTGIS(result, 0, srid);
637  sfcgal_geometry_delete(result);
638 
639  PG_RETURN_POINTER(output);
640 }
sfcgal_geometry_t * POSTGIS2SFCGALGeometry(GSERIALIZED *pglwgeom)
GSERIALIZED * SFCGALGeometry2POSTGIS(const sfcgal_geometry_t *geom, int force3D, int SRID)
void sfcgal_postgis_init(void)
int32_t gserialized_get_srid(const GSERIALIZED *s)
Extract the SRID from the serialized form (it is packed into three bytes so this is a handy function)...
Definition: g_serialized.c:99
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