PostGIS  3.0.6dev-r@@SVN_REVISION@@

◆ ST_3DIntersects()

Datum ST_3DIntersects ( PG_FUNCTION_ARGS  )

Definition at line 931 of file lwgeom_functions_basic.c.

932 {
933  double mindist;
934  GSERIALIZED *geom1 = PG_GETARG_GSERIALIZED_P(0);
935  GSERIALIZED *geom2 = PG_GETARG_GSERIALIZED_P(1);
936  LWGEOM *lwgeom1 = lwgeom_from_gserialized(geom1);
937  LWGEOM *lwgeom2 = lwgeom_from_gserialized(geom2);
938  gserialized_error_if_srid_mismatch(geom1, geom2, __func__);
939 
940  mindist = lwgeom_mindistance3d_tolerance(lwgeom1, lwgeom2, 0.0);
941 
942  PG_FREE_IF_COPY(geom1, 0);
943  PG_FREE_IF_COPY(geom2, 1);
944  /*empty geometries cases should be right handled since return from underlying
945  functions should be FLT_MAX which causes false as answer*/
946  PG_RETURN_BOOL(0.0 == mindist);
947 }
gserialized_error_if_srid_mismatch
void gserialized_error_if_srid_mismatch(const GSERIALIZED *g1, const GSERIALIZED *g2, const char *funcname)
Definition: gserialized.c:404
lwgeom_from_gserialized
LWGEOM * lwgeom_from_gserialized(const GSERIALIZED *g)
Allocate a new LWGEOM from a GSERIALIZED.
Definition: gserialized.c:239
lwgeom_mindistance3d_tolerance
double lwgeom_mindistance3d_tolerance(const LWGEOM *lw1, const LWGEOM *lw2, double tolerance)
Function handling 3d min distance calculations and dwithin calculations.
Definition: measures3d.c:442

References gserialized_error_if_srid_mismatch(), lwgeom_from_gserialized(), and lwgeom_mindistance3d_tolerance().

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