PostGIS  3.1.6dev-r@@SVN_REVISION@@

◆ relate_full()

Datum relate_full ( PG_FUNCTION_ARGS  )

Definition at line 2640 of file postgis/lwgeom_geos.c.

2641 {
2642  GSERIALIZED *geom1;
2643  GSERIALIZED *geom2;
2644  GEOSGeometry *g1, *g2;
2645  char *relate_str;
2646  text *result;
2647  int bnr = GEOSRELATE_BNR_OGC;
2648 
2649  /* TODO handle empty */
2650  geom1 = PG_GETARG_GSERIALIZED_P(0);
2651  geom2 = PG_GETARG_GSERIALIZED_P(1);
2652  gserialized_error_if_srid_mismatch(geom1, geom2, __func__);
2653 
2654  if ( PG_NARGS() > 2 )
2655  bnr = PG_GETARG_INT32(2);
2656 
2657  initGEOS(lwpgnotice, lwgeom_geos_error);
2658 
2659  g1 = POSTGIS2GEOS(geom1 );
2660  if (!g1)
2661  HANDLE_GEOS_ERROR("First argument geometry could not be converted to GEOS");
2662  g2 = POSTGIS2GEOS(geom2 );
2663  if (!g2)
2664  {
2665  GEOSGeom_destroy(g1);
2666  HANDLE_GEOS_ERROR("Second argument geometry could not be converted to GEOS");
2667  }
2668 
2669  POSTGIS_DEBUG(3, "constructed geometries ");
2670 
2671  POSTGIS_DEBUGF(3, "%s", GEOSGeomToWKT(g1));
2672  POSTGIS_DEBUGF(3, "%s", GEOSGeomToWKT(g2));
2673 
2674  relate_str = GEOSRelateBoundaryNodeRule(g1, g2, bnr);
2675 
2676  GEOSGeom_destroy(g1);
2677  GEOSGeom_destroy(g2);
2678 
2679  if (!relate_str) HANDLE_GEOS_ERROR("GEOSRelate");
2680 
2681  result = cstring_to_text(relate_str);
2682  GEOSFree(relate_str);
2683 
2684  PG_FREE_IF_COPY(geom1, 0);
2685  PG_FREE_IF_COPY(geom2, 1);
2686 
2687  PG_RETURN_TEXT_P(result);
2688 }
char result[OUT_DOUBLE_BUFFER_SIZE]
Definition: cu_print.c:267
void gserialized_error_if_srid_mismatch(const GSERIALIZED *g1, const GSERIALIZED *g2, const char *funcname)
Definition: gserialized.c:404
void lwgeom_geos_error(const char *fmt,...)
#define HANDLE_GEOS_ERROR(label)
GEOSGeometry * POSTGIS2GEOS(const GSERIALIZED *pglwgeom)

References gserialized_error_if_srid_mismatch(), HANDLE_GEOS_ERROR, lwgeom_geos_error(), POSTGIS2GEOS(), and result.

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