PostGIS  2.2.8dev-r@@SVN_REVISION@@

◆ sfcgal_intersection3D()

Datum sfcgal_intersection3D ( PG_FUNCTION_ARGS  )

Definition at line 489 of file postgis/lwgeom_sfcgal.c.

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

Referenced by sfcgal_intersection().

490 {
491  GSERIALIZED *input0, *input1, *output;
492  sfcgal_geometry_t *geom0, *geom1;
493  sfcgal_geometry_t *result;
494  srid_t srid;
495 
497 
498  input0 = PG_GETARG_GSERIALIZED_P(0);
499  srid = gserialized_get_srid(input0);
500  input1 = PG_GETARG_GSERIALIZED_P(1);
501  geom0 = POSTGIS2SFCGALGeometry(input0);
502  PG_FREE_IF_COPY(input0, 0);
503  geom1 = POSTGIS2SFCGALGeometry(input1);
504  PG_FREE_IF_COPY(input1, 1);
505 
506  result = sfcgal_geometry_intersection_3d(geom0, geom1);
507  sfcgal_geometry_delete(geom0);
508  sfcgal_geometry_delete(geom1);
509 
510  output = SFCGALGeometry2POSTGIS(result, 0, srid);
511  sfcgal_geometry_delete(result);
512 
513  PG_RETURN_POINTER(output);
514 }
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:69
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